Home / 31,224-47,478

Finding the Third Proportional to 31,224 and 47,478

Calculator

Solution

The third proportional to 31,224 and 47,478 is: 72,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,224 : 47,478 = 47,478 : x
  2. Step 2: Convert to fraction form
    31,224/47,478 = 47,478/x
  3. Step 3: Cross multiply
    31,224x = 47,478 × 47,478
  4. Step 4: Simplify right side
    31,224x = 2,254,160,484
  5. Step 5: Solve for x
    x = 2,254,160,484/31,224
  6. Step 6: Final answer
    x = 72,193.20

Related Problems

Find third proportional to 15,612 and 23,739
Half scale
Find third proportional to 62,448 and 94,956
Double scale
Find third proportional to 31,226 and 47,481
Similar ratio
Find third proportional to 46,836 and 71,217
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.