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Finding the Fourth Proportional to 36,545.45, 54,818.17 and 8,843.45

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Solution

The fourth proportional to 36,545.45, 54,818.17 and 8,843.45 is: 13,265.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,545.45 : 54,818.17 = 8,843.45 : x
  2. Step 2: Convert to fraction form
    36,545.45/54,818.17 = 8,843.45/x
  3. Step 3: Cross multiply
    36,545.45x = 54,818.17 × 8,843.45
  4. Step 4: Simplify right side
    36,545.45x = 484,781,745.49
  5. Step 5: Solve for x
    x = 484,781,745.49/36,545.45
  6. Step 6: Final answer
    x = 13,265.17

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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.