Home / 26,672.79-40,023.15-17,310.61

Finding the Fourth Proportional to 26,672.79, 40,023.15 and 17,310.61

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Solution

The fourth proportional to 26,672.79, 40,023.15 and 17,310.61 is: 25,974.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,672.79 : 40,023.15 = 17,310.61 : x
  2. Step 2: Convert to fraction form
    26,672.79/40,023.15 = 17,310.61/x
  3. Step 3: Cross multiply
    26,672.79x = 40,023.15 × 17,310.61
  4. Step 4: Simplify right side
    26,672.79x = 692,825,140.62
  5. Step 5: Solve for x
    x = 692,825,140.62/26,672.79
  6. Step 6: Final answer
    x = 25,974.98

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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.