Home / 52,304.62-72,181.78-28,432.90

Finding the Fourth Proportional to 52,304.62, 72,181.78 and 28,432.90

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Solution

The fourth proportional to 52,304.62, 72,181.78 and 28,432.90 is: 39,238.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,304.62 : 72,181.78 = 28,432.90 : x
  2. Step 2: Convert to fraction form
    52,304.62/72,181.78 = 28,432.90/x
  3. Step 3: Cross multiply
    52,304.62x = 72,181.78 × 28,432.90
  4. Step 4: Simplify right side
    52,304.62x = 2,052,337,332.56
  5. Step 5: Solve for x
    x = 2,052,337,332.56/52,304.62
  6. Step 6: Final answer
    x = 39,238.17

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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.