Home / 26,402.82-39,604.23-8,872.65

Finding the Fourth Proportional to 26,402.82, 39,604.23 and 8,872.65

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Solution

The fourth proportional to 26,402.82, 39,604.23 and 8,872.65 is: 13,308.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,402.82 : 39,604.23 = 8,872.65 : x
  2. Step 2: Convert to fraction form
    26,402.82/39,604.23 = 8,872.65/x
  3. Step 3: Cross multiply
    26,402.82x = 39,604.23 × 8,872.65
  4. Step 4: Simplify right side
    26,402.82x = 351,394,471.31
  5. Step 5: Solve for x
    x = 351,394,471.31/26,402.82
  6. Step 6: Final answer
    x = 13,308.98

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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.