Home / 26,270.46-39,375.45-11,475.90

Finding the Fourth Proportional to 26,270.46, 39,375.45 and 11,475.90

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Solution

The fourth proportional to 26,270.46, 39,375.45 and 11,475.90 is: 17,200.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,270.46 : 39,375.45 = 11,475.90 : x
  2. Step 2: Convert to fraction form
    26,270.46/39,375.45 = 11,475.90/x
  3. Step 3: Cross multiply
    26,270.46x = 39,375.45 × 11,475.90
  4. Step 4: Simplify right side
    26,270.46x = 451,868,726.66
  5. Step 5: Solve for x
    x = 451,868,726.66/26,270.46
  6. Step 6: Final answer
    x = 17,200.64

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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.