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Finding the Fourth Proportional to 48,489.44, 72,737.22 and 16,898.22

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Solution

The fourth proportional to 48,489.44, 72,737.22 and 16,898.22 is: 25,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,489.44 : 72,737.22 = 16,898.22 : x
  2. Step 2: Convert to fraction form
    48,489.44/72,737.22 = 16,898.22/x
  3. Step 3: Cross multiply
    48,489.44x = 72,737.22 × 16,898.22
  4. Step 4: Simplify right side
    48,489.44x = 1,229,129,545.75
  5. Step 5: Solve for x
    x = 1,229,129,545.75/48,489.44
  6. Step 6: Final answer
    x = 25,348.40

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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.