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Finding the Fourth Proportional to 29,821.52, 44,660.28 and 14,188.88

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Solution

The fourth proportional to 29,821.52, 44,660.28 and 14,188.88 is: 21,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,821.52 : 44,660.28 = 14,188.88 : x
  2. Step 2: Convert to fraction form
    29,821.52/44,660.28 = 14,188.88/x
  3. Step 3: Cross multiply
    29,821.52x = 44,660.28 × 14,188.88
  4. Step 4: Simplify right side
    29,821.52x = 633,679,353.69
  5. Step 5: Solve for x
    x = 633,679,353.69/29,821.52
  6. Step 6: Final answer
    x = 21,249.06

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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.