Home / 44,781.06-67,169.14-13,613.88

Finding the Fourth Proportional to 44,781.06, 67,169.14 and 13,613.88

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Solution

The fourth proportional to 44,781.06, 67,169.14 and 13,613.88 is: 20,420.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,781.06 : 67,169.14 = 13,613.88 : x
  2. Step 2: Convert to fraction form
    44,781.06/67,169.14 = 13,613.88/x
  3. Step 3: Cross multiply
    44,781.06x = 67,169.14 × 13,613.88
  4. Step 4: Simplify right side
    44,781.06x = 914,432,611.66
  5. Step 5: Solve for x
    x = 914,432,611.66/44,781.06
  6. Step 6: Final answer
    x = 20,420.08

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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.