Home / 50,781.53-76,147.68-25,470.17

Finding the Fourth Proportional to 50,781.53, 76,147.68 and 25,470.17

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Solution

The fourth proportional to 50,781.53, 76,147.68 and 25,470.17 is: 38,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,781.53 : 76,147.68 = 25,470.17 : x
  2. Step 2: Convert to fraction form
    50,781.53/76,147.68 = 25,470.17/x
  3. Step 3: Cross multiply
    50,781.53x = 76,147.68 × 25,470.17
  4. Step 4: Simplify right side
    50,781.53x = 1,939,493,973.97
  5. Step 5: Solve for x
    x = 1,939,493,973.97/50,781.53
  6. Step 6: Final answer
    x = 38,192.91

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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.