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Finding the Fourth Proportional to 29,626.43, 44,442.01 and 9,905.09

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Solution

The fourth proportional to 29,626.43, 44,442.01 and 9,905.09 is: 14,858.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,626.43 : 44,442.01 = 9,905.09 : x
  2. Step 2: Convert to fraction form
    29,626.43/44,442.01 = 9,905.09/x
  3. Step 3: Cross multiply
    29,626.43x = 44,442.01 × 9,905.09
  4. Step 4: Simplify right side
    29,626.43x = 440,202,084.07
  5. Step 5: Solve for x
    x = 440,202,084.07/29,626.43
  6. Step 6: Final answer
    x = 14,858.42

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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.