Home / 26,279.85-39,424.23-11,488.44

Finding the Fourth Proportional to 26,279.85, 39,424.23 and 11,488.44

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Solution

The fourth proportional to 26,279.85, 39,424.23 and 11,488.44 is: 17,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.85 : 39,424.23 = 11,488.44 : x
  2. Step 2: Convert to fraction form
    26,279.85/39,424.23 = 11,488.44/x
  3. Step 3: Cross multiply
    26,279.85x = 39,424.23 × 11,488.44
  4. Step 4: Simplify right side
    26,279.85x = 452,922,900.90
  5. Step 5: Solve for x
    x = 452,922,900.90/26,279.85
  6. Step 6: Final answer
    x = 17,234.61

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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.