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 Find the third proportional to 9 and 12

 Let the third proportional to 9 and 12 be x.

Then the fourth propotionalto 9,12,12 is x.

therefore,9:12::12:x

9*x=12*12

x=(12*12)/9=16

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thanks for your answer

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16
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1%/10% = 1/100/10/100 =0.01/0.1 Shifting the two decimal points of 0.01 we get 1/10 %=1/10*100 =10%
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Bananas cost rs 36perdozen,how much would 10 bananas cast.
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Thanks sir
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Find the third proportional to 8and 12
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16
 
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9:12=3:4
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I don't know
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Same as sameer shingh
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16 is the answer
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The third proportional of 9 and 12 will be 16
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Please find this answer

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Please find this answer

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Please find this answer

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16 yooooo!
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0016
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16 is the answer.
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27,36
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Answer is 16
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multiple choice questions based on electrostatics
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27/36
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4charched
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??????
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I gave a brief explanation also.
Btw which class are you in?

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Answer=16
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Let the third porportion be x
Product of extream = 9 X 12= 108
Product of mean = 12 X x = 12x
108 = 12x
X = 108 ? 12
X = 9 ans
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(iv) 3 litres in the ratio 1:2:3
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Please find this answer

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Let the third proportional to 9 and 12 be x.
Then the fourth propotionalto 9,12,12 is x.
therefore,9:12::12:x
9*x=12*12
x=(12*12)/9=16
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The third proportion in to 9 and 12 is 16
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Please find this answer

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Let the third proportional to 9 and 12 be x.

Then the fourth propotionalto 9,12,12 is x.

therefore,9:12::12:x

9*x=12*12

x=(12*12)/9=16
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Ohhhh
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