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Finding the Fourth Proportional to 29,956, 41,339.28 and 16,708

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Solution

The fourth proportional to 29,956, 41,339.28 and 16,708 is: 23,057.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,956 : 41,339.28 = 16,708 : x
  2. Step 2: Convert to fraction form
    29,956/41,339.28 = 16,708/x
  3. Step 3: Cross multiply
    29,956x = 41,339.28 × 16,708
  4. Step 4: Simplify right side
    29,956x = 690,696,690.24
  5. Step 5: Solve for x
    x = 690,696,690.24/29,956
  6. Step 6: Final answer
    x = 23,057.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.