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Finding the Fourth Proportional to 17,060.49, 25,575.03 and 15,659.46

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Solution

The fourth proportional to 17,060.49, 25,575.03 and 15,659.46 is: 23,474.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,060.49 : 25,575.03 = 15,659.46 : x
  2. Step 2: Convert to fraction form
    17,060.49/25,575.03 = 15,659.46/x
  3. Step 3: Cross multiply
    17,060.49x = 25,575.03 × 15,659.46
  4. Step 4: Simplify right side
    17,060.49x = 400,491,159.28
  5. Step 5: Solve for x
    x = 400,491,159.28/17,060.49
  6. Step 6: Final answer
    x = 23,474.77

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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.