Question

If 1st , 2nd , 4th term of proportion are 9, 12 , 18 respectively . find the 3 rd term

Answer 1

it is ur answer

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Answer 2

Step-by-step explanation:

1st term = 9

2nd term = 12

3rd term =  ? we will keep it as x

4th term = 18

9 : 12 :: x : 18

= 9× 18 = 12x

= 12x =9 × 18

= 12x = 162

x = $\frac{162}{12}$

=  13.5

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