Home / 29,286.54-43,996.05-20,984.94

Finding the Fourth Proportional to 29,286.54, 43,996.05 and 20,984.94

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Solution

The fourth proportional to 29,286.54, 43,996.05 and 20,984.94 is: 31,524.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,286.54 : 43,996.05 = 20,984.94 : x
  2. Step 2: Convert to fraction form
    29,286.54/43,996.05 = 20,984.94/x
  3. Step 3: Cross multiply
    29,286.54x = 43,996.05 × 20,984.94
  4. Step 4: Simplify right side
    29,286.54x = 923,254,469.49
  5. Step 5: Solve for x
    x = 923,254,469.49/29,286.54
  6. Step 6: Final answer
    x = 31,524.87

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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.