Home / 16,879.70-25,324.68-11,958.86

Finding the Fourth Proportional to 16,879.70, 25,324.68 and 11,958.86

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Solution

The fourth proportional to 16,879.70, 25,324.68 and 11,958.86 is: 17,941.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.70 : 25,324.68 = 11,958.86 : x
  2. Step 2: Convert to fraction form
    16,879.70/25,324.68 = 11,958.86/x
  3. Step 3: Cross multiply
    16,879.70x = 25,324.68 × 11,958.86
  4. Step 4: Simplify right side
    16,879.70x = 302,854,302.66
  5. Step 5: Solve for x
    x = 302,854,302.66/16,879.70
  6. Step 6: Final answer
    x = 17,941.92

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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.