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Finding the Fourth Proportional to 44,836.80, 67,249.80 and 18,538.80

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Solution

The fourth proportional to 44,836.80, 67,249.80 and 18,538.80 is: 27,805.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,836.80 : 67,249.80 = 18,538.80 : x
  2. Step 2: Convert to fraction form
    44,836.80/67,249.80 = 18,538.80/x
  3. Step 3: Cross multiply
    44,836.80x = 67,249.80 × 18,538.80
  4. Step 4: Simplify right side
    44,836.80x = 1,246,730,592.24
  5. Step 5: Solve for x
    x = 1,246,730,592.24/44,836.80
  6. Step 6: Final answer
    x = 27,805.97

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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.