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Finding the Fourth Proportional to 29,958.39, 44,932.05 and 12,184.74

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Solution

The fourth proportional to 29,958.39, 44,932.05 and 12,184.74 is: 18,274.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,958.39 : 44,932.05 = 12,184.74 : x
  2. Step 2: Convert to fraction form
    29,958.39/44,932.05 = 12,184.74/x
  3. Step 3: Cross multiply
    29,958.39x = 44,932.05 × 12,184.74
  4. Step 4: Simplify right side
    29,958.39x = 547,485,346.92
  5. Step 5: Solve for x
    x = 547,485,346.92/29,958.39
  6. Step 6: Final answer
    x = 18,274.86

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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.