Home / 26,803.27-40,191.91-8,079.82

Finding the Fourth Proportional to 26,803.27, 40,191.91 and 8,079.82

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Solution

The fourth proportional to 26,803.27, 40,191.91 and 8,079.82 is: 12,115.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.27 : 40,191.91 = 8,079.82 : x
  2. Step 2: Convert to fraction form
    26,803.27/40,191.91 = 8,079.82/x
  3. Step 3: Cross multiply
    26,803.27x = 40,191.91 × 8,079.82
  4. Step 4: Simplify right side
    26,803.27x = 324,743,277.58
  5. Step 5: Solve for x
    x = 324,743,277.58/26,803.27
  6. Step 6: Final answer
    x = 12,115.81

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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.