Home / 15,448-31,988

Finding the Third Proportional to 15,448 and 31,988

Calculator

Solution

The third proportional to 15,448 and 31,988 is: 66,237.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448 : 31,988 = 31,988 : x
  2. Step 2: Convert to fraction form
    15,448/31,988 = 31,988/x
  3. Step 3: Cross multiply
    15,448x = 31,988 × 31,988
  4. Step 4: Simplify right side
    15,448x = 1,023,232,144
  5. Step 5: Solve for x
    x = 1,023,232,144/15,448
  6. Step 6: Final answer
    x = 66,237.19

Related Problems

Find third proportional to 7,724 and 15,994
Half scale
Find third proportional to 30,896 and 63,976
Double scale
Find third proportional to 15,450 and 31,992
Similar ratio
Find third proportional to 23,172 and 47,982
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.