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Finding the Fourth Proportional to 14,964.52, 20,651.48 and 8,250.43

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Solution

The fourth proportional to 14,964.52, 20,651.48 and 8,250.43 is: 11,385.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,964.52 : 20,651.48 = 8,250.43 : x
  2. Step 2: Convert to fraction form
    14,964.52/20,651.48 = 8,250.43/x
  3. Step 3: Cross multiply
    14,964.52x = 20,651.48 × 8,250.43
  4. Step 4: Simplify right side
    14,964.52x = 170,383,590.14
  5. Step 5: Solve for x
    x = 170,383,590.14/14,964.52
  6. Step 6: Final answer
    x = 11,385.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.