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Finding the Fourth Proportional to 36,565.88, 54,848.81 and 8,863.88

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Solution

The fourth proportional to 36,565.88, 54,848.81 and 8,863.88 is: 13,295.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,565.88 : 54,848.81 = 8,863.88 : x
  2. Step 2: Convert to fraction form
    36,565.88/54,848.81 = 8,863.88/x
  3. Step 3: Cross multiply
    36,565.88x = 54,848.81 × 8,863.88
  4. Step 4: Simplify right side
    36,565.88x = 486,173,017.90
  5. Step 5: Solve for x
    x = 486,173,017.90/36,565.88
  6. Step 6: Final answer
    x = 13,295.81

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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.