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Finding the Fourth Proportional to 17,175.57, 25,754.50 and 10,157.73

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Solution

The fourth proportional to 17,175.57, 25,754.50 and 10,157.73 is: 15,231.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.57 : 25,754.50 = 10,157.73 : x
  2. Step 2: Convert to fraction form
    17,175.57/25,754.50 = 10,157.73/x
  3. Step 3: Cross multiply
    17,175.57x = 25,754.50 × 10,157.73
  4. Step 4: Simplify right side
    17,175.57x = 261,607,257.29
  5. Step 5: Solve for x
    x = 261,607,257.29/17,175.57
  6. Step 6: Final answer
    x = 15,231.36

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1.5x scale

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.