Home / 19,936.92-29,847.43-11,591.49

Finding the Fourth Proportional to 19,936.92, 29,847.43 and 11,591.49

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Solution

The fourth proportional to 19,936.92, 29,847.43 and 11,591.49 is: 17,353.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.92 : 29,847.43 = 11,591.49 : x
  2. Step 2: Convert to fraction form
    19,936.92/29,847.43 = 11,591.49/x
  3. Step 3: Cross multiply
    19,936.92x = 29,847.43 × 11,591.49
  4. Step 4: Simplify right side
    19,936.92x = 345,976,186.37
  5. Step 5: Solve for x
    x = 345,976,186.37/19,936.92
  6. Step 6: Final answer
    x = 17,353.54

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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.