Home / 26,589.85-39,891.69-9,951.19

Finding the Fourth Proportional to 26,589.85, 39,891.69 and 9,951.19

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Solution

The fourth proportional to 26,589.85, 39,891.69 and 9,951.19 is: 14,929.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,589.85 : 39,891.69 = 9,951.19 : x
  2. Step 2: Convert to fraction form
    26,589.85/39,891.69 = 9,951.19/x
  3. Step 3: Cross multiply
    26,589.85x = 39,891.69 × 9,951.19
  4. Step 4: Simplify right side
    26,589.85x = 396,969,686.88
  5. Step 5: Solve for x
    x = 396,969,686.88/26,589.85
  6. Step 6: Final answer
    x = 14,929.37

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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.