Home / 26,535.97-39,791.66-9,891.54

Finding the Fourth Proportional to 26,535.97, 39,791.66 and 9,891.54

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Solution

The fourth proportional to 26,535.97, 39,791.66 and 9,891.54 is: 14,832.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,535.97 : 39,791.66 = 9,891.54 : x
  2. Step 2: Convert to fraction form
    26,535.97/39,791.66 = 9,891.54/x
  3. Step 3: Cross multiply
    26,535.97x = 39,791.66 × 9,891.54
  4. Step 4: Simplify right side
    26,535.97x = 393,600,796.56
  5. Step 5: Solve for x
    x = 393,600,796.56/26,535.97
  6. Step 6: Final answer
    x = 14,832.73

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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.