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Finding the Fourth Proportional to 36,569.88, 54,854.82 and 8,867.88

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Solution

The fourth proportional to 36,569.88, 54,854.82 and 8,867.88 is: 13,301.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,569.88 : 54,854.82 = 8,867.88 : x
  2. Step 2: Convert to fraction form
    36,569.88/54,854.82 = 8,867.88/x
  3. Step 3: Cross multiply
    36,569.88x = 54,854.82 × 8,867.88
  4. Step 4: Simplify right side
    36,569.88x = 486,445,961.18
  5. Step 5: Solve for x
    x = 486,445,961.18/36,569.88
  6. Step 6: Final answer
    x = 13,301.82

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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.