Home / 40,201.04-60,282-12,115.83

Finding the Fourth Proportional to 40,201.04, 60,282 and 12,115.83

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Solution

The fourth proportional to 40,201.04, 60,282 and 12,115.83 is: 18,167.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,201.04 : 60,282 = 12,115.83 : x
  2. Step 2: Convert to fraction form
    40,201.04/60,282 = 12,115.83/x
  3. Step 3: Cross multiply
    40,201.04x = 60,282 × 12,115.83
  4. Step 4: Simplify right side
    40,201.04x = 730,366,464.06
  5. Step 5: Solve for x
    x = 730,366,464.06/40,201.04
  6. Step 6: Final answer
    x = 18,167.85

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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.