Home / 26,850.24-40,240.32-13,691.52

Finding the Fourth Proportional to 26,850.24, 40,240.32 and 13,691.52

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Solution

The fourth proportional to 26,850.24, 40,240.32 and 13,691.52 is: 20,519.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,850.24 : 40,240.32 = 13,691.52 : x
  2. Step 2: Convert to fraction form
    26,850.24/40,240.32 = 13,691.52/x
  3. Step 3: Cross multiply
    26,850.24x = 40,240.32 × 13,691.52
  4. Step 4: Simplify right side
    26,850.24x = 550,951,146.09
  5. Step 5: Solve for x
    x = 550,951,146.09/26,850.24
  6. Step 6: Final answer
    x = 20,519.41

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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.