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Finding the Fourth Proportional to 29,694.60, 40,992.22 and 17,594.28

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Solution

The fourth proportional to 29,694.60, 40,992.22 and 17,594.28 is: 24,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,694.60 : 40,992.22 = 17,594.28 : x
  2. Step 2: Convert to fraction form
    29,694.60/40,992.22 = 17,594.28/x
  3. Step 3: Cross multiply
    29,694.60x = 40,992.22 × 17,594.28
  4. Step 4: Simplify right side
    29,694.60x = 721,228,398.80
  5. Step 5: Solve for x
    x = 721,228,398.80/29,694.60
  6. Step 6: Final answer
    x = 24,288.20

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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.