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Finding the Fourth Proportional to 18,251.33, 27,376.99 and 6,565.46

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Solution

The fourth proportional to 18,251.33, 27,376.99 and 6,565.46 is: 9,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251.33 : 27,376.99 = 6,565.46 : x
  2. Step 2: Convert to fraction form
    18,251.33/27,376.99 = 6,565.46/x
  3. Step 3: Cross multiply
    18,251.33x = 27,376.99 × 6,565.46
  4. Step 4: Simplify right side
    18,251.33x = 179,742,379.47
  5. Step 5: Solve for x
    x = 179,742,379.47/18,251.33
  6. Step 6: Final answer
    x = 9,848.18

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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.