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Finding the Fourth Proportional to 22,170.08, 30,594.56 and 12,234.08

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Solution

The fourth proportional to 22,170.08, 30,594.56 and 12,234.08 is: 16,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,170.08 : 30,594.56 = 12,234.08 : x
  2. Step 2: Convert to fraction form
    22,170.08/30,594.56 = 12,234.08/x
  3. Step 3: Cross multiply
    22,170.08x = 30,594.56 × 12,234.08
  4. Step 4: Simplify right side
    22,170.08x = 374,296,294.60
  5. Step 5: Solve for x
    x = 374,296,294.60/22,170.08
  6. Step 6: Final answer
    x = 16,882.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.