Home / 41,920.11-62,855.82-16,939.71

Finding the Fourth Proportional to 41,920.11, 62,855.82 and 16,939.71

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Solution

The fourth proportional to 41,920.11, 62,855.82 and 16,939.71 is: 25,399.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,920.11 : 62,855.82 = 16,939.71 : x
  2. Step 2: Convert to fraction form
    41,920.11/62,855.82 = 16,939.71/x
  3. Step 3: Cross multiply
    41,920.11x = 62,855.82 × 16,939.71
  4. Step 4: Simplify right side
    41,920.11x = 1,064,759,362.61
  5. Step 5: Solve for x
    x = 1,064,759,362.61/41,920.11
  6. Step 6: Final answer
    x = 25,399.73

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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.