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Finding the Fourth Proportional to 22,538.61, 33,807.92 and 8,677.89

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Solution

The fourth proportional to 22,538.61, 33,807.92 and 8,677.89 is: 13,016.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,538.61 : 33,807.92 = 8,677.89 : x
  2. Step 2: Convert to fraction form
    22,538.61/33,807.92 = 8,677.89/x
  3. Step 3: Cross multiply
    22,538.61x = 33,807.92 × 8,677.89
  4. Step 4: Simplify right side
    22,538.61x = 293,381,367.50
  5. Step 5: Solve for x
    x = 293,381,367.50/22,538.61
  6. Step 6: Final answer
    x = 13,016.84

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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.