Home / 12,067.74-18,101.62-3,302.72

Finding the Fourth Proportional to 12,067.74, 18,101.62 and 3,302.72

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Solution

The fourth proportional to 12,067.74, 18,101.62 and 3,302.72 is: 4,954.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.74 : 18,101.62 = 3,302.72 : x
  2. Step 2: Convert to fraction form
    12,067.74/18,101.62 = 3,302.72/x
  3. Step 3: Cross multiply
    12,067.74x = 18,101.62 × 3,302.72
  4. Step 4: Simplify right side
    12,067.74x = 59,784,582.41
  5. Step 5: Solve for x
    x = 59,784,582.41/12,067.74
  6. Step 6: Final answer
    x = 4,954.08

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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.