Home / 22,153.95-33,221.17-8,110.33

Finding the Fourth Proportional to 22,153.95, 33,221.17 and 8,110.33

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Solution

The fourth proportional to 22,153.95, 33,221.17 and 8,110.33 is: 12,161.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,153.95 : 33,221.17 = 8,110.33 : x
  2. Step 2: Convert to fraction form
    22,153.95/33,221.17 = 8,110.33/x
  3. Step 3: Cross multiply
    22,153.95x = 33,221.17 × 8,110.33
  4. Step 4: Simplify right side
    22,153.95x = 269,434,651.69
  5. Step 5: Solve for x
    x = 269,434,651.69/22,153.95
  6. Step 6: Final answer
    x = 12,161.92

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Double scale
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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.