Home / 52,737.95-72,778.30-28,864.62

Finding the Fourth Proportional to 52,737.95, 72,778.30 and 28,864.62

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Solution

The fourth proportional to 52,737.95, 72,778.30 and 28,864.62 is: 39,833.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,737.95 : 72,778.30 = 28,864.62 : x
  2. Step 2: Convert to fraction form
    52,737.95/72,778.30 = 28,864.62/x
  3. Step 3: Cross multiply
    52,737.95x = 72,778.30 × 28,864.62
  4. Step 4: Simplify right side
    52,737.95x = 2,100,717,901.58
  5. Step 5: Solve for x
    x = 2,100,717,901.58/52,737.95
  6. Step 6: Final answer
    x = 39,833.13

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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.