Home / 48,625.62-72,946.22-20,545.95

Finding the Fourth Proportional to 48,625.62, 72,946.22 and 20,545.95

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Solution

The fourth proportional to 48,625.62, 72,946.22 and 20,545.95 is: 30,822.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,625.62 : 72,946.22 = 20,545.95 : x
  2. Step 2: Convert to fraction form
    48,625.62/72,946.22 = 20,545.95/x
  3. Step 3: Cross multiply
    48,625.62x = 72,946.22 × 20,545.95
  4. Step 4: Simplify right side
    48,625.62x = 1,498,749,286.08
  5. Step 5: Solve for x
    x = 1,498,749,286.08/48,625.62
  6. Step 6: Final answer
    x = 30,822.21

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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.