Home / 15,169.21-22,761.15-6,163.09

Finding the Fourth Proportional to 15,169.21, 22,761.15 and 6,163.09

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Solution

The fourth proportional to 15,169.21, 22,761.15 and 6,163.09 is: 9,247.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169.21 : 22,761.15 = 6,163.09 : x
  2. Step 2: Convert to fraction form
    15,169.21/22,761.15 = 6,163.09/x
  3. Step 3: Cross multiply
    15,169.21x = 22,761.15 × 6,163.09
  4. Step 4: Simplify right side
    15,169.21x = 140,279,015.95
  5. Step 5: Solve for x
    x = 140,279,015.95/15,169.21
  6. Step 6: Final answer
    x = 9,247.62

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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.