Question

If 28 is 3rd proportion to 7 and x , find value of x .​

Answer 1

Answer:

14

Step-by-step explanation

28*7=196

square root of 196 is 14

because a:b=b:c

b^2=ac

Answer 2

7:x:28

=>7=x×28

=>x × 28=7

=>x=7/28

=>x=1/4 or 4

hence the value of x is 4

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