Home / 27,539.38-41,311.10-7,819.53

Finding the Fourth Proportional to 27,539.38, 41,311.10 and 7,819.53

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Solution

The fourth proportional to 27,539.38, 41,311.10 and 7,819.53 is: 11,729.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,539.38 : 41,311.10 = 7,819.53 : x
  2. Step 2: Convert to fraction form
    27,539.38/41,311.10 = 7,819.53/x
  3. Step 3: Cross multiply
    27,539.38x = 41,311.10 × 7,819.53
  4. Step 4: Simplify right side
    27,539.38x = 323,033,385.78
  5. Step 5: Solve for x
    x = 323,033,385.78/27,539.38
  6. Step 6: Final answer
    x = 11,729.87

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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.