Home / 31,374-47,130

Finding the Third Proportional to 31,374 and 47,130

Calculator

Solution

The third proportional to 31,374 and 47,130 is: 70,798.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,374 : 47,130 = 47,130 : x
  2. Step 2: Convert to fraction form
    31,374/47,130 = 47,130/x
  3. Step 3: Cross multiply
    31,374x = 47,130 × 47,130
  4. Step 4: Simplify right side
    31,374x = 2,221,236,900
  5. Step 5: Solve for x
    x = 2,221,236,900/31,374
  6. Step 6: Final answer
    x = 70,798.65

Related Problems

Find third proportional to 15,687 and 23,565
Half scale
Find third proportional to 62,748 and 94,260
Double scale
Find third proportional to 31,376 and 47,133
Similar ratio
Find third proportional to 47,061 and 70,695
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.