Home / 22,102.11-30,500.60-12,166.11

Finding the Fourth Proportional to 22,102.11, 30,500.60 and 12,166.11

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Solution

The fourth proportional to 22,102.11, 30,500.60 and 12,166.11 is: 16,789.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102.11 : 30,500.60 = 12,166.11 : x
  2. Step 2: Convert to fraction form
    22,102.11/30,500.60 = 12,166.11/x
  3. Step 3: Cross multiply
    22,102.11x = 30,500.60 × 12,166.11
  4. Step 4: Simplify right side
    22,102.11x = 371,073,593.84
  5. Step 5: Solve for x
    x = 371,073,593.84/22,102.11
  6. Step 6: Final answer
    x = 16,789.06

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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.