Home / 44,781.18-67,171.77-13,616.52

Finding the Fourth Proportional to 44,781.18, 67,171.77 and 13,616.52

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Solution

The fourth proportional to 44,781.18, 67,171.77 and 13,616.52 is: 20,424.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,781.18 : 67,171.77 = 13,616.52 : x
  2. Step 2: Convert to fraction form
    44,781.18/67,171.77 = 13,616.52/x
  3. Step 3: Cross multiply
    44,781.18x = 67,171.77 × 13,616.52
  4. Step 4: Simplify right side
    44,781.18x = 914,645,749.64
  5. Step 5: Solve for x
    x = 914,645,749.64/44,781.18
  6. Step 6: Final answer
    x = 20,424.78

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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.