Question

Third proportional to 9 and 12 is ​

Answer 1

Answer:

Let it be x.

9:12 = 12: x

9x = 144

x= 144/9

x= 16

Answer 2

Step-by-step explanation:

let the third proportions to 9 and 12 be x.

according to the question

9 : 12 :: 12 : x

9/12 = 12/x

x = (12×12) /9

x= 144/9

x = 16

third proportions to 9 and 12 is 16.