Home / 13,882.56-20,823.66-3,352.50

Finding the Fourth Proportional to 13,882.56, 20,823.66 and 3,352.50

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Solution

The fourth proportional to 13,882.56, 20,823.66 and 3,352.50 is: 5,028.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882.56 : 20,823.66 = 3,352.50 : x
  2. Step 2: Convert to fraction form
    13,882.56/20,823.66 = 3,352.50/x
  3. Step 3: Cross multiply
    13,882.56x = 20,823.66 × 3,352.50
  4. Step 4: Simplify right side
    13,882.56x = 69,811,320.15
  5. Step 5: Solve for x
    x = 69,811,320.15/13,882.56
  6. Step 6: Final answer
    x = 5,028.71

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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.