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Finding the Fourth Proportional to 29,892.64, 41,248.02 and 17,958.10

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Solution

The fourth proportional to 29,892.64, 41,248.02 and 17,958.10 is: 24,779.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,892.64 : 41,248.02 = 17,958.10 : x
  2. Step 2: Convert to fraction form
    29,892.64/41,248.02 = 17,958.10/x
  3. Step 3: Cross multiply
    29,892.64x = 41,248.02 × 17,958.10
  4. Step 4: Simplify right side
    29,892.64x = 740,736,067.96
  5. Step 5: Solve for x
    x = 740,736,067.96/29,892.64
  6. Step 6: Final answer
    x = 24,779.88

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1.5x scale

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.