Home / 41,991.12-62,949-38,338.82

Finding the Fourth Proportional to 41,991.12, 62,949 and 38,338.82

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Solution

The fourth proportional to 41,991.12, 62,949 and 38,338.82 is: 57,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,991.12 : 62,949 = 38,338.82 : x
  2. Step 2: Convert to fraction form
    41,991.12/62,949 = 38,338.82/x
  3. Step 3: Cross multiply
    41,991.12x = 62,949 × 38,338.82
  4. Step 4: Simplify right side
    41,991.12x = 2,413,390,380.18
  5. Step 5: Solve for x
    x = 2,413,390,380.18/41,991.12
  6. Step 6: Final answer
    x = 57,473.83

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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.