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Finding the Fourth Proportional to 14,566.68, 21,871.89 and 8,333.73

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Solution

The fourth proportional to 14,566.68, 21,871.89 and 8,333.73 is: 12,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566.68 : 21,871.89 = 8,333.73 : x
  2. Step 2: Convert to fraction form
    14,566.68/21,871.89 = 8,333.73/x
  3. Step 3: Cross multiply
    14,566.68x = 21,871.89 × 8,333.73
  4. Step 4: Simplify right side
    14,566.68x = 182,274,425.85
  5. Step 5: Solve for x
    x = 182,274,425.85/14,566.68
  6. Step 6: Final answer
    x = 12,513.11

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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.