Home / 18,718.03-28,067.66-6,233.66

Finding the Fourth Proportional to 18,718.03, 28,067.66 and 6,233.66

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Solution

The fourth proportional to 18,718.03, 28,067.66 and 6,233.66 is: 9,347.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,718.03 : 28,067.66 = 6,233.66 : x
  2. Step 2: Convert to fraction form
    18,718.03/28,067.66 = 6,233.66/x
  3. Step 3: Cross multiply
    18,718.03x = 28,067.66 × 6,233.66
  4. Step 4: Simplify right side
    18,718.03x = 174,964,249.44
  5. Step 5: Solve for x
    x = 174,964,249.44/18,718.03
  6. Step 6: Final answer
    x = 9,347.36

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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.