Home / 52,029.04-71,800.07-28,155.71

Finding the Fourth Proportional to 52,029.04, 71,800.07 and 28,155.71

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Solution

The fourth proportional to 52,029.04, 71,800.07 and 28,155.71 is: 38,854.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,029.04 : 71,800.07 = 28,155.71 : x
  2. Step 2: Convert to fraction form
    52,029.04/71,800.07 = 28,155.71/x
  3. Step 3: Cross multiply
    52,029.04x = 71,800.07 × 28,155.71
  4. Step 4: Simplify right side
    52,029.04x = 2,021,581,948.90
  5. Step 5: Solve for x
    x = 2,021,581,948.90/52,029.04
  6. Step 6: Final answer
    x = 38,854.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.