Home / 33,716.25-50,576.81-12,939.75

Finding the Fourth Proportional to 33,716.25, 50,576.81 and 12,939.75

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Solution

The fourth proportional to 33,716.25, 50,576.81 and 12,939.75 is: 19,410.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,716.25 : 50,576.81 = 12,939.75 : x
  2. Step 2: Convert to fraction form
    33,716.25/50,576.81 = 12,939.75/x
  3. Step 3: Cross multiply
    33,716.25x = 50,576.81 × 12,939.75
  4. Step 4: Simplify right side
    33,716.25x = 654,451,212.50
  5. Step 5: Solve for x
    x = 654,451,212.50/33,716.25
  6. Step 6: Final answer
    x = 19,410.56

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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.