Home / 52,665.75-72,677.16-28,791.95

Finding the Fourth Proportional to 52,665.75, 72,677.16 and 28,791.95

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Solution

The fourth proportional to 52,665.75, 72,677.16 and 28,791.95 is: 39,732.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,665.75 : 72,677.16 = 28,791.95 : x
  2. Step 2: Convert to fraction form
    52,665.75/72,677.16 = 28,791.95/x
  3. Step 3: Cross multiply
    52,665.75x = 72,677.16 × 28,791.95
  4. Step 4: Simplify right side
    52,665.75x = 2,092,516,793.48
  5. Step 5: Solve for x
    x = 2,092,516,793.48/52,665.75
  6. Step 6: Final answer
    x = 39,732.02

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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.