Home / 12,044.19-18,067.65-3,279.18

Finding the Fourth Proportional to 12,044.19, 18,067.65 and 3,279.18

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Solution

The fourth proportional to 12,044.19, 18,067.65 and 3,279.18 is: 4,919.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.19 : 18,067.65 = 3,279.18 : x
  2. Step 2: Convert to fraction form
    12,044.19/18,067.65 = 3,279.18/x
  3. Step 3: Cross multiply
    12,044.19x = 18,067.65 × 3,279.18
  4. Step 4: Simplify right side
    12,044.19x = 59,247,076.53
  5. Step 5: Solve for x
    x = 59,247,076.53/12,044.19
  6. Step 6: Final answer
    x = 4,919.14

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1.5x scale

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.