Home / 20,067.06-30,089.63-15,933.62

Finding the Fourth Proportional to 20,067.06, 30,089.63 and 15,933.62

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Solution

The fourth proportional to 20,067.06, 30,089.63 and 15,933.62 is: 23,891.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,067.06 : 30,089.63 = 15,933.62 : x
  2. Step 2: Convert to fraction form
    20,067.06/30,089.63 = 15,933.62/x
  3. Step 3: Cross multiply
    20,067.06x = 30,089.63 × 15,933.62
  4. Step 4: Simplify right side
    20,067.06x = 479,436,730.36
  5. Step 5: Solve for x
    x = 479,436,730.36/20,067.06
  6. Step 6: Final answer
    x = 23,891.73

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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.