Home / 20,036.82-30,067.50-10,183.14

Finding the Fourth Proportional to 20,036.82, 30,067.50 and 10,183.14

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Solution

The fourth proportional to 20,036.82, 30,067.50 and 10,183.14 is: 15,280.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036.82 : 30,067.50 = 10,183.14 : x
  2. Step 2: Convert to fraction form
    20,036.82/30,067.50 = 10,183.14/x
  3. Step 3: Cross multiply
    20,036.82x = 30,067.50 × 10,183.14
  4. Step 4: Simplify right side
    20,036.82x = 306,181,561.95
  5. Step 5: Solve for x
    x = 306,181,561.95/20,036.82
  6. Step 6: Final answer
    x = 15,280.95

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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.