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Finding the Fourth Proportional to 22,105.08, 33,156.54 and 8,253

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Solution

The fourth proportional to 22,105.08, 33,156.54 and 8,253 is: 12,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,105.08 : 33,156.54 = 8,253 : x
  2. Step 2: Convert to fraction form
    22,105.08/33,156.54 = 8,253/x
  3. Step 3: Cross multiply
    22,105.08x = 33,156.54 × 8,253
  4. Step 4: Simplify right side
    22,105.08x = 273,640,924.62
  5. Step 5: Solve for x
    x = 273,640,924.62/22,105.08
  6. Step 6: Final answer
    x = 12,379.10

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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.