Home / 47,757.83-71,639.10-18,177.95

Finding the Fourth Proportional to 47,757.83, 71,639.10 and 18,177.95

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Solution

The fourth proportional to 47,757.83, 71,639.10 and 18,177.95 is: 27,267.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,757.83 : 71,639.10 = 18,177.95 : x
  2. Step 2: Convert to fraction form
    47,757.83/71,639.10 = 18,177.95/x
  3. Step 3: Cross multiply
    47,757.83x = 71,639.10 × 18,177.95
  4. Step 4: Simplify right side
    47,757.83x = 1,302,252,156.94
  5. Step 5: Solve for x
    x = 1,302,252,156.94/47,757.83
  6. Step 6: Final answer
    x = 27,267.83

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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.