Home / 12,067.20-18,101.84-3,302.08

Finding the Fourth Proportional to 12,067.20, 18,101.84 and 3,302.08

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Solution

The fourth proportional to 12,067.20, 18,101.84 and 3,302.08 is: 4,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.20 : 18,101.84 = 3,302.08 : x
  2. Step 2: Convert to fraction form
    12,067.20/18,101.84 = 3,302.08/x
  3. Step 3: Cross multiply
    12,067.20x = 18,101.84 × 3,302.08
  4. Step 4: Simplify right side
    12,067.20x = 59,773,723.83
  5. Step 5: Solve for x
    x = 59,773,723.83/12,067.20
  6. Step 6: Final answer
    x = 4,953.40

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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.