Home / 38,354.23-57,545.16-13,397.95

Finding the Fourth Proportional to 38,354.23, 57,545.16 and 13,397.95

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Solution

The fourth proportional to 38,354.23, 57,545.16 and 13,397.95 is: 20,101.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,354.23 : 57,545.16 = 13,397.95 : x
  2. Step 2: Convert to fraction form
    38,354.23/57,545.16 = 13,397.95/x
  3. Step 3: Cross multiply
    38,354.23x = 57,545.16 × 13,397.95
  4. Step 4: Simplify right side
    38,354.23x = 770,987,176.42
  5. Step 5: Solve for x
    x = 770,987,176.42/38,354.23
  6. Step 6: Final answer
    x = 20,101.75

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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.