Home / 47,723.14-71,593.92-18,138.66

Finding the Fourth Proportional to 47,723.14, 71,593.92 and 18,138.66

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Solution

The fourth proportional to 47,723.14, 71,593.92 and 18,138.66 is: 27,211.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,723.14 : 71,593.92 = 18,138.66 : x
  2. Step 2: Convert to fraction form
    47,723.14/71,593.92 = 18,138.66/x
  3. Step 3: Cross multiply
    47,723.14x = 71,593.92 × 18,138.66
  4. Step 4: Simplify right side
    47,723.14x = 1,298,617,772.95
  5. Step 5: Solve for x
    x = 1,298,617,772.95/47,723.14
  6. Step 6: Final answer
    x = 27,211.49

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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.