Home / 22,177.14-30,604.56-12,105.84

Finding the Fourth Proportional to 22,177.14, 30,604.56 and 12,105.84

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Solution

The fourth proportional to 22,177.14, 30,604.56 and 12,105.84 is: 16,706.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,177.14 : 30,604.56 = 12,105.84 : x
  2. Step 2: Convert to fraction form
    22,177.14/30,604.56 = 12,105.84/x
  3. Step 3: Cross multiply
    22,177.14x = 30,604.56 × 12,105.84
  4. Step 4: Simplify right side
    22,177.14x = 370,493,906.63
  5. Step 5: Solve for x
    x = 370,493,906.63/22,177.14
  6. Step 6: Final answer
    x = 16,706.12

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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.