Home / 22,197.12-33,306.20-11,105

Finding the Fourth Proportional to 22,197.12, 33,306.20 and 11,105

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Solution

The fourth proportional to 22,197.12, 33,306.20 and 11,105 is: 16,662.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,197.12 : 33,306.20 = 11,105 : x
  2. Step 2: Convert to fraction form
    22,197.12/33,306.20 = 11,105/x
  3. Step 3: Cross multiply
    22,197.12x = 33,306.20 × 11,105
  4. Step 4: Simplify right side
    22,197.12x = 369,865,351.00
  5. Step 5: Solve for x
    x = 369,865,351.00/22,197.12
  6. Step 6: Final answer
    x = 16,662.76

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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.