Home / 26,247.88-39,363.31-8,713

Finding the Fourth Proportional to 26,247.88, 39,363.31 and 8,713

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Solution

The fourth proportional to 26,247.88, 39,363.31 and 8,713 is: 13,066.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,247.88 : 39,363.31 = 8,713 : x
  2. Step 2: Convert to fraction form
    26,247.88/39,363.31 = 8,713/x
  3. Step 3: Cross multiply
    26,247.88x = 39,363.31 × 8,713
  4. Step 4: Simplify right side
    26,247.88x = 342,972,520.03
  5. Step 5: Solve for x
    x = 342,972,520.03/26,247.88
  6. Step 6: Final answer
    x = 13,066.68

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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.