Home / 13,829.70-20,744.54-3,441.45

Finding the Fourth Proportional to 13,829.70, 20,744.54 and 3,441.45

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Solution

The fourth proportional to 13,829.70, 20,744.54 and 3,441.45 is: 5,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829.70 : 20,744.54 = 3,441.45 : x
  2. Step 2: Convert to fraction form
    13,829.70/20,744.54 = 3,441.45/x
  3. Step 3: Cross multiply
    13,829.70x = 20,744.54 × 3,441.45
  4. Step 4: Simplify right side
    13,829.70x = 71,391,370.67
  5. Step 5: Solve for x
    x = 71,391,370.67/13,829.70
  6. Step 6: Final answer
    x = 5,162.18

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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.