Home / 44,815.62-67,234.32-13,650.87

Finding the Fourth Proportional to 44,815.62, 67,234.32 and 13,650.87

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Solution

The fourth proportional to 44,815.62, 67,234.32 and 13,650.87 is: 20,479.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,815.62 : 67,234.32 = 13,650.87 : x
  2. Step 2: Convert to fraction form
    44,815.62/67,234.32 = 13,650.87/x
  3. Step 3: Cross multiply
    44,815.62x = 67,234.32 × 13,650.87
  4. Step 4: Simplify right side
    44,815.62x = 917,806,961.86
  5. Step 5: Solve for x
    x = 917,806,961.86/44,815.62
  6. Step 6: Final answer
    x = 20,479.62

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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.