Home / 18,067.80-24,931.56-10,109.82

Finding the Fourth Proportional to 18,067.80, 24,931.56 and 10,109.82

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Solution

The fourth proportional to 18,067.80, 24,931.56 and 10,109.82 is: 13,950.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.80 : 24,931.56 = 10,109.82 : x
  2. Step 2: Convert to fraction form
    18,067.80/24,931.56 = 10,109.82/x
  3. Step 3: Cross multiply
    18,067.80x = 24,931.56 × 10,109.82
  4. Step 4: Simplify right side
    18,067.80x = 252,053,583.92
  5. Step 5: Solve for x
    x = 252,053,583.92/18,067.80
  6. Step 6: Final answer
    x = 13,950.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.