Home / 12,044.12-18,067.26-3,279.08

Finding the Fourth Proportional to 12,044.12, 18,067.26 and 3,279.08

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Solution

The fourth proportional to 12,044.12, 18,067.26 and 3,279.08 is: 4,918.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.12 : 18,067.26 = 3,279.08 : x
  2. Step 2: Convert to fraction form
    12,044.12/18,067.26 = 3,279.08/x
  3. Step 3: Cross multiply
    12,044.12x = 18,067.26 × 3,279.08
  4. Step 4: Simplify right side
    12,044.12x = 59,243,990.92
  5. Step 5: Solve for x
    x = 59,243,990.92/12,044.12
  6. Step 6: Final answer
    x = 4,918.91

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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.