Home / 20,858.13-31,292.33-6,067.18

Finding the Fourth Proportional to 20,858.13, 31,292.33 and 6,067.18

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Solution

The fourth proportional to 20,858.13, 31,292.33 and 6,067.18 is: 9,102.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,858.13 : 31,292.33 = 6,067.18 : x
  2. Step 2: Convert to fraction form
    20,858.13/31,292.33 = 6,067.18/x
  3. Step 3: Cross multiply
    20,858.13x = 31,292.33 × 6,067.18
  4. Step 4: Simplify right side
    20,858.13x = 189,856,198.73
  5. Step 5: Solve for x
    x = 189,856,198.73/20,858.13
  6. Step 6: Final answer
    x = 9,102.26

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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.