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Finding the Fourth Proportional to 45,867.52, 68,808.14 and 16,282.88

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Solution

The fourth proportional to 45,867.52, 68,808.14 and 16,282.88 is: 24,426.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,867.52 : 68,808.14 = 16,282.88 : x
  2. Step 2: Convert to fraction form
    45,867.52/68,808.14 = 16,282.88/x
  3. Step 3: Cross multiply
    45,867.52x = 68,808.14 × 16,282.88
  4. Step 4: Simplify right side
    45,867.52x = 1,120,394,686.64
  5. Step 5: Solve for x
    x = 1,120,394,686.64/45,867.52
  6. Step 6: Final answer
    x = 24,426.76

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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.