Home / 47,824.38-71,721.99-38,442.15

Finding the Fourth Proportional to 47,824.38, 71,721.99 and 38,442.15

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Solution

The fourth proportional to 47,824.38, 71,721.99 and 38,442.15 is: 57,651.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,824.38 : 71,721.99 = 38,442.15 : x
  2. Step 2: Convert to fraction form
    47,824.38/71,721.99 = 38,442.15/x
  3. Step 3: Cross multiply
    47,824.38x = 71,721.99 × 38,442.15
  4. Step 4: Simplify right side
    47,824.38x = 2,757,147,497.88
  5. Step 5: Solve for x
    x = 2,757,147,497.88/47,824.38
  6. Step 6: Final answer
    x = 57,651.51

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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.