Home / 33,175.76-49,763.31-13,449.62

Finding the Fourth Proportional to 33,175.76, 49,763.31 and 13,449.62

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Solution

The fourth proportional to 33,175.76, 49,763.31 and 13,449.62 is: 20,174.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,175.76 : 49,763.31 = 13,449.62 : x
  2. Step 2: Convert to fraction form
    33,175.76/49,763.31 = 13,449.62/x
  3. Step 3: Cross multiply
    33,175.76x = 49,763.31 × 13,449.62
  4. Step 4: Simplify right side
    33,175.76x = 669,297,360.63
  5. Step 5: Solve for x
    x = 669,297,360.63/33,175.76
  6. Step 6: Final answer
    x = 20,174.29

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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.