Home / 38,545.89-57,840.71-15,188.73

Finding the Fourth Proportional to 38,545.89, 57,840.71 and 15,188.73

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Solution

The fourth proportional to 38,545.89, 57,840.71 and 15,188.73 is: 22,791.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,545.89 : 57,840.71 = 15,188.73 : x
  2. Step 2: Convert to fraction form
    38,545.89/57,840.71 = 15,188.73/x
  3. Step 3: Cross multiply
    38,545.89x = 57,840.71 × 15,188.73
  4. Step 4: Simplify right side
    38,545.89x = 878,527,002.42
  5. Step 5: Solve for x
    x = 878,527,002.42/38,545.89
  6. Step 6: Final answer
    x = 22,791.72

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1.5x scale

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.