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Finding the Fourth Proportional to 17,650.94, 26,475.14 and 10,250.78

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Solution

The fourth proportional to 17,650.94, 26,475.14 and 10,250.78 is: 15,375.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,650.94 : 26,475.14 = 10,250.78 : x
  2. Step 2: Convert to fraction form
    17,650.94/26,475.14 = 10,250.78/x
  3. Step 3: Cross multiply
    17,650.94x = 26,475.14 × 10,250.78
  4. Step 4: Simplify right side
    17,650.94x = 271,390,835.61
  5. Step 5: Solve for x
    x = 271,390,835.61/17,650.94
  6. Step 6: Final answer
    x = 15,375.43

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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.