Home / 22,103.06-33,160.68-6,520.69

Finding the Fourth Proportional to 22,103.06, 33,160.68 and 6,520.69

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Solution

The fourth proportional to 22,103.06, 33,160.68 and 6,520.69 is: 9,782.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,103.06 : 33,160.68 = 6,520.69 : x
  2. Step 2: Convert to fraction form
    22,103.06/33,160.68 = 6,520.69/x
  3. Step 3: Cross multiply
    22,103.06x = 33,160.68 × 6,520.69
  4. Step 4: Simplify right side
    22,103.06x = 216,230,514.47
  5. Step 5: Solve for x
    x = 216,230,514.47/22,103.06
  6. Step 6: Final answer
    x = 9,782.83

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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.