Home / 13,833.24-20,750.00-3,972.49

Finding the Fourth Proportional to 13,833.24, 20,750.00 and 3,972.49

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Solution

The fourth proportional to 13,833.24, 20,750.00 and 3,972.49 is: 5,958.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,833.24 : 20,750.00 = 3,972.49 : x
  2. Step 2: Convert to fraction form
    13,833.24/20,750.00 = 3,972.49/x
  3. Step 3: Cross multiply
    13,833.24x = 20,750.00 × 3,972.49
  4. Step 4: Simplify right side
    13,833.24x = 82,429,147.64
  5. Step 5: Solve for x
    x = 82,429,147.64/13,833.24
  6. Step 6: Final answer
    x = 5,958.78

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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.