Home / 16,879.20-25,298.28-11,950.26

Finding the Fourth Proportional to 16,879.20, 25,298.28 and 11,950.26

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Solution

The fourth proportional to 16,879.20, 25,298.28 and 11,950.26 is: 17,910.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.20 : 25,298.28 = 11,950.26 : x
  2. Step 2: Convert to fraction form
    16,879.20/25,298.28 = 11,950.26/x
  3. Step 3: Cross multiply
    16,879.20x = 25,298.28 × 11,950.26
  4. Step 4: Simplify right side
    16,879.20x = 302,321,023.55
  5. Step 5: Solve for x
    x = 302,321,023.55/16,879.20
  6. Step 6: Final answer
    x = 17,910.86

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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.