Home / 20,289.44-30,352.92-17,545.76

Finding the Fourth Proportional to 20,289.44, 30,352.92 and 17,545.76

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Solution

The fourth proportional to 20,289.44, 30,352.92 and 17,545.76 is: 26,248.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,289.44 : 30,352.92 = 17,545.76 : x
  2. Step 2: Convert to fraction form
    20,289.44/30,352.92 = 17,545.76/x
  3. Step 3: Cross multiply
    20,289.44x = 30,352.92 × 17,545.76
  4. Step 4: Simplify right side
    20,289.44x = 532,565,049.62
  5. Step 5: Solve for x
    x = 532,565,049.62/20,289.44
  6. Step 6: Final answer
    x = 26,248.39

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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.