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Finding the Fourth Proportional to 29,073.39, 43,611 and 10,353.12

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Solution

The fourth proportional to 29,073.39, 43,611 and 10,353.12 is: 15,530.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,073.39 : 43,611 = 10,353.12 : x
  2. Step 2: Convert to fraction form
    29,073.39/43,611 = 10,353.12/x
  3. Step 3: Cross multiply
    29,073.39x = 43,611 × 10,353.12
  4. Step 4: Simplify right side
    29,073.39x = 451,509,916.32
  5. Step 5: Solve for x
    x = 451,509,916.32/29,073.39
  6. Step 6: Final answer
    x = 15,530.01

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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.