Home / 49,453.92-74,167.68-13,913.04

Finding the Fourth Proportional to 49,453.92, 74,167.68 and 13,913.04

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Solution

The fourth proportional to 49,453.92, 74,167.68 and 13,913.04 is: 20,865.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,453.92 : 74,167.68 = 13,913.04 : x
  2. Step 2: Convert to fraction form
    49,453.92/74,167.68 = 13,913.04/x
  3. Step 3: Cross multiply
    49,453.92x = 74,167.68 × 13,913.04
  4. Step 4: Simplify right side
    49,453.92x = 1,031,897,898.55
  5. Step 5: Solve for x
    x = 1,031,897,898.55/49,453.92
  6. Step 6: Final answer
    x = 20,865.85

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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.