Home / 15,586.20-23,379.39-5,197.92

Finding the Fourth Proportional to 15,586.20, 23,379.39 and 5,197.92

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Solution

The fourth proportional to 15,586.20, 23,379.39 and 5,197.92 is: 7,796.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,586.20 : 23,379.39 = 5,197.92 : x
  2. Step 2: Convert to fraction form
    15,586.20/23,379.39 = 5,197.92/x
  3. Step 3: Cross multiply
    15,586.20x = 23,379.39 × 5,197.92
  4. Step 4: Simplify right side
    15,586.20x = 121,524,198.87
  5. Step 5: Solve for x
    x = 121,524,198.87/15,586.20
  6. Step 6: Final answer
    x = 7,796.91

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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.