Home / 13,829.54-20,744.42-3,441.29

Finding the Fourth Proportional to 13,829.54, 20,744.42 and 3,441.29

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Solution

The fourth proportional to 13,829.54, 20,744.42 and 3,441.29 is: 5,161.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829.54 : 20,744.42 = 3,441.29 : x
  2. Step 2: Convert to fraction form
    13,829.54/20,744.42 = 3,441.29/x
  3. Step 3: Cross multiply
    13,829.54x = 20,744.42 × 3,441.29
  4. Step 4: Simplify right side
    13,829.54x = 71,387,444.17
  5. Step 5: Solve for x
    x = 71,387,444.17/13,829.54
  6. Step 6: Final answer
    x = 5,161.96

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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.