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Finding the Fourth Proportional to 22,927.88, 34,380.48 and 8,134.58

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Solution

The fourth proportional to 22,927.88, 34,380.48 and 8,134.58 is: 12,197.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,927.88 : 34,380.48 = 8,134.58 : x
  2. Step 2: Convert to fraction form
    22,927.88/34,380.48 = 8,134.58/x
  3. Step 3: Cross multiply
    22,927.88x = 34,380.48 × 8,134.58
  4. Step 4: Simplify right side
    22,927.88x = 279,670,765.00
  5. Step 5: Solve for x
    x = 279,670,765.00/22,927.88
  6. Step 6: Final answer
    x = 12,197.85

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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.