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Finding the Fourth Proportional to 29,885.43, 41,242.02 and 17,948.97

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Solution

The fourth proportional to 29,885.43, 41,242.02 and 17,948.97 is: 24,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,885.43 : 41,242.02 = 17,948.97 : x
  2. Step 2: Convert to fraction form
    29,885.43/41,242.02 = 17,948.97/x
  3. Step 3: Cross multiply
    29,885.43x = 41,242.02 × 17,948.97
  4. Step 4: Simplify right side
    29,885.43x = 740,251,712.41
  5. Step 5: Solve for x
    x = 740,251,712.41/29,885.43
  6. Step 6: Final answer
    x = 24,769.65

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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.