Home / 13,310.58-19,967.07-3,449.82

Finding the Fourth Proportional to 13,310.58, 19,967.07 and 3,449.82

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Solution

The fourth proportional to 13,310.58, 19,967.07 and 3,449.82 is: 5,175.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,310.58 : 19,967.07 = 3,449.82 : x
  2. Step 2: Convert to fraction form
    13,310.58/19,967.07 = 3,449.82/x
  3. Step 3: Cross multiply
    13,310.58x = 19,967.07 × 3,449.82
  4. Step 4: Simplify right side
    13,310.58x = 68,882,797.43
  5. Step 5: Solve for x
    x = 68,882,797.43/13,310.58
  6. Step 6: Final answer
    x = 5,175.04

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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.