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Finding the Fourth Proportional to 18,565.44, 27,837.03 and 5,909.73

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Solution

The fourth proportional to 18,565.44, 27,837.03 and 5,909.73 is: 8,861.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.44 : 27,837.03 = 5,909.73 : x
  2. Step 2: Convert to fraction form
    18,565.44/27,837.03 = 5,909.73/x
  3. Step 3: Cross multiply
    18,565.44x = 27,837.03 × 5,909.73
  4. Step 4: Simplify right side
    18,565.44x = 164,509,290.19
  5. Step 5: Solve for x
    x = 164,509,290.19/18,565.44
  6. Step 6: Final answer
    x = 8,861.05

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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.