Home / 12,734.40-19,101.14-3,374.49

Finding the Fourth Proportional to 12,734.40, 19,101.14 and 3,374.49

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Solution

The fourth proportional to 12,734.40, 19,101.14 and 3,374.49 is: 5,061.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,734.40 : 19,101.14 = 3,374.49 : x
  2. Step 2: Convert to fraction form
    12,734.40/19,101.14 = 3,374.49/x
  3. Step 3: Cross multiply
    12,734.40x = 19,101.14 × 3,374.49
  4. Step 4: Simplify right side
    12,734.40x = 64,456,589.05
  5. Step 5: Solve for x
    x = 64,456,589.05/12,734.40
  6. Step 6: Final answer
    x = 5,061.61

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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.