Home / 26,727.88-40,079.22-8,000.68

Finding the Fourth Proportional to 26,727.88, 40,079.22 and 8,000.68

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Solution

The fourth proportional to 26,727.88, 40,079.22 and 8,000.68 is: 11,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,727.88 : 40,079.22 = 8,000.68 : x
  2. Step 2: Convert to fraction form
    26,727.88/40,079.22 = 8,000.68/x
  3. Step 3: Cross multiply
    26,727.88x = 40,079.22 × 8,000.68
  4. Step 4: Simplify right side
    26,727.88x = 320,661,013.87
  5. Step 5: Solve for x
    x = 320,661,013.87/26,727.88
  6. Step 6: Final answer
    x = 11,997.25

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1.5x scale

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.