Home / 41,920.60-62,888.66-13,842.61

Finding the Fourth Proportional to 41,920.60, 62,888.66 and 13,842.61

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Solution

The fourth proportional to 41,920.60, 62,888.66 and 13,842.61 is: 20,766.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,920.60 : 62,888.66 = 13,842.61 : x
  2. Step 2: Convert to fraction form
    41,920.60/62,888.66 = 13,842.61/x
  3. Step 3: Cross multiply
    41,920.60x = 62,888.66 × 13,842.61
  4. Step 4: Simplify right side
    41,920.60x = 870,543,193.80
  5. Step 5: Solve for x
    x = 870,543,193.80/41,920.60
  6. Step 6: Final answer
    x = 20,766.48

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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.