Home / 18,067.80-27,106.54-9,297.92

Finding the Fourth Proportional to 18,067.80, 27,106.54 and 9,297.92

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Solution

The fourth proportional to 18,067.80, 27,106.54 and 9,297.92 is: 13,949.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.80 : 27,106.54 = 9,297.92 : x
  2. Step 2: Convert to fraction form
    18,067.80/27,106.54 = 9,297.92/x
  3. Step 3: Cross multiply
    18,067.80x = 27,106.54 × 9,297.92
  4. Step 4: Simplify right side
    18,067.80x = 252,034,440.40
  5. Step 5: Solve for x
    x = 252,034,440.40/18,067.80
  6. Step 6: Final answer
    x = 13,949.37

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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.