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Finding the Fourth Proportional to 29,369.64, 44,018.62 and 13,766.44

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Solution

The fourth proportional to 29,369.64, 44,018.62 and 13,766.44 is: 20,632.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,369.64 : 44,018.62 = 13,766.44 : x
  2. Step 2: Convert to fraction form
    29,369.64/44,018.62 = 13,766.44/x
  3. Step 3: Cross multiply
    29,369.64x = 44,018.62 × 13,766.44
  4. Step 4: Simplify right side
    29,369.64x = 605,979,691.11
  5. Step 5: Solve for x
    x = 605,979,691.11/29,369.64
  6. Step 6: Final answer
    x = 20,632.86

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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.