Home / 22,129.52-33,164.71-8,076.33

Finding the Fourth Proportional to 22,129.52, 33,164.71 and 8,076.33

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Solution

The fourth proportional to 22,129.52, 33,164.71 and 8,076.33 is: 12,103.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,129.52 : 33,164.71 = 8,076.33 : x
  2. Step 2: Convert to fraction form
    22,129.52/33,164.71 = 8,076.33/x
  3. Step 3: Cross multiply
    22,129.52x = 33,164.71 × 8,076.33
  4. Step 4: Simplify right side
    22,129.52x = 267,849,122.12
  5. Step 5: Solve for x
    x = 267,849,122.12/22,129.52
  6. Step 6: Final answer
    x = 12,103.71

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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.