Home / 12,049.65-18,067.77-3,727.35

Finding the Fourth Proportional to 12,049.65, 18,067.77 and 3,727.35

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Solution

The fourth proportional to 12,049.65, 18,067.77 and 3,727.35 is: 5,588.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049.65 : 18,067.77 = 3,727.35 : x
  2. Step 2: Convert to fraction form
    12,049.65/18,067.77 = 3,727.35/x
  3. Step 3: Cross multiply
    12,049.65x = 18,067.77 × 3,727.35
  4. Step 4: Simplify right side
    12,049.65x = 67,344,902.51
  5. Step 5: Solve for x
    x = 67,344,902.51/12,049.65
  6. Step 6: Final answer
    x = 5,588.95

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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.