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Finding the Fourth Proportional to 36,567.88, 54,851.81 and 8,865.88

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Solution

The fourth proportional to 36,567.88, 54,851.81 and 8,865.88 is: 13,298.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,567.88 : 54,851.81 = 8,865.88 : x
  2. Step 2: Convert to fraction form
    36,567.88/54,851.81 = 8,865.88/x
  3. Step 3: Cross multiply
    36,567.88x = 54,851.81 × 8,865.88
  4. Step 4: Simplify right side
    36,567.88x = 486,309,565.24
  5. Step 5: Solve for x
    x = 486,309,565.24/36,567.88
  6. Step 6: Final answer
    x = 13,298.82

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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.