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Finding the Fourth Proportional to 29,592.60, 44,389.02 and 7,405.91

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Solution

The fourth proportional to 29,592.60, 44,389.02 and 7,405.91 is: 11,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,592.60 : 44,389.02 = 7,405.91 : x
  2. Step 2: Convert to fraction form
    29,592.60/44,389.02 = 7,405.91/x
  3. Step 3: Cross multiply
    29,592.60x = 44,389.02 × 7,405.91
  4. Step 4: Simplify right side
    29,592.60x = 328,741,087.11
  5. Step 5: Solve for x
    x = 328,741,087.11/29,592.60
  6. Step 6: Final answer
    x = 11,108.90

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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.