Home / 44,811.46-67,217.20-18,487.28

Finding the Fourth Proportional to 44,811.46, 67,217.20 and 18,487.28

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Solution

The fourth proportional to 44,811.46, 67,217.20 and 18,487.28 is: 27,730.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,811.46 : 67,217.20 = 18,487.28 : x
  2. Step 2: Convert to fraction form
    44,811.46/67,217.20 = 18,487.28/x
  3. Step 3: Cross multiply
    44,811.46x = 67,217.20 × 18,487.28
  4. Step 4: Simplify right side
    44,811.46x = 1,242,663,197.22
  5. Step 5: Solve for x
    x = 1,242,663,197.22/44,811.46
  6. Step 6: Final answer
    x = 27,730.92

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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.