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Finding the Fourth Proportional to 22,480.92, 33,717.57 and 8,246.45

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Solution

The fourth proportional to 22,480.92, 33,717.57 and 8,246.45 is: 12,368.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,480.92 : 33,717.57 = 8,246.45 : x
  2. Step 2: Convert to fraction form
    22,480.92/33,717.57 = 8,246.45/x
  3. Step 3: Cross multiply
    22,480.92x = 33,717.57 × 8,246.45
  4. Step 4: Simplify right side
    22,480.92x = 278,050,086.54
  5. Step 5: Solve for x
    x = 278,050,086.54/22,480.92
  6. Step 6: Final answer
    x = 12,368.27

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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.