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Finding the Fourth Proportional to 44,917.24, 67,390.44 and 21,545.50

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Solution

The fourth proportional to 44,917.24, 67,390.44 and 21,545.50 is: 32,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,917.24 : 67,390.44 = 21,545.50 : x
  2. Step 2: Convert to fraction form
    44,917.24/67,390.44 = 21,545.50/x
  3. Step 3: Cross multiply
    44,917.24x = 67,390.44 × 21,545.50
  4. Step 4: Simplify right side
    44,917.24x = 1,451,960,725.02
  5. Step 5: Solve for x
    x = 1,451,960,725.02/44,917.24
  6. Step 6: Final answer
    x = 32,325.24

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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.