Home / 26,114.24-39,163.26-8,579.90

Finding the Fourth Proportional to 26,114.24, 39,163.26 and 8,579.90

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Solution

The fourth proportional to 26,114.24, 39,163.26 and 8,579.90 is: 12,867.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,114.24 : 39,163.26 = 8,579.90 : x
  2. Step 2: Convert to fraction form
    26,114.24/39,163.26 = 8,579.90/x
  3. Step 3: Cross multiply
    26,114.24x = 39,163.26 × 8,579.90
  4. Step 4: Simplify right side
    26,114.24x = 336,016,854.47
  5. Step 5: Solve for x
    x = 336,016,854.47/26,114.24
  6. Step 6: Final answer
    x = 12,867.19

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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.