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Finding the Fourth Proportional to 29,168.54, 43,724.64 and 9,433.70

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Solution

The fourth proportional to 29,168.54, 43,724.64 and 9,433.70 is: 14,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168.54 : 43,724.64 = 9,433.70 : x
  2. Step 2: Convert to fraction form
    29,168.54/43,724.64 = 9,433.70/x
  3. Step 3: Cross multiply
    29,168.54x = 43,724.64 × 9,433.70
  4. Step 4: Simplify right side
    29,168.54x = 412,485,136.37
  5. Step 5: Solve for x
    x = 412,485,136.37/29,168.54
  6. Step 6: Final answer
    x = 14,141.44

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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.