Home / 13,983.06-20,974.86-3,594.54

Finding the Fourth Proportional to 13,983.06, 20,974.86 and 3,594.54

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Solution

The fourth proportional to 13,983.06, 20,974.86 and 3,594.54 is: 5,391.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983.06 : 20,974.86 = 3,594.54 : x
  2. Step 2: Convert to fraction form
    13,983.06/20,974.86 = 3,594.54/x
  3. Step 3: Cross multiply
    13,983.06x = 20,974.86 × 3,594.54
  4. Step 4: Simplify right side
    13,983.06x = 75,394,973.26
  5. Step 5: Solve for x
    x = 75,394,973.26/13,983.06
  6. Step 6: Final answer
    x = 5,391.88

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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.