Home / 13,213.13-19,819.69-3,352.46

Finding the Fourth Proportional to 13,213.13, 19,819.69 and 3,352.46

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Solution

The fourth proportional to 13,213.13, 19,819.69 and 3,352.46 is: 5,028.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,213.13 : 19,819.69 = 3,352.46 : x
  2. Step 2: Convert to fraction form
    13,213.13/19,819.69 = 3,352.46/x
  3. Step 3: Cross multiply
    13,213.13x = 19,819.69 × 3,352.46
  4. Step 4: Simplify right side
    13,213.13x = 66,444,610.46
  5. Step 5: Solve for x
    x = 66,444,610.46/13,213.13
  6. Step 6: Final answer
    x = 5,028.68

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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.