Home / 32,723.88-48,974.04-20,238.54

Finding the Fourth Proportional to 32,723.88, 48,974.04 and 20,238.54

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Solution

The fourth proportional to 32,723.88, 48,974.04 and 20,238.54 is: 30,288.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,723.88 : 48,974.04 = 20,238.54 : x
  2. Step 2: Convert to fraction form
    32,723.88/48,974.04 = 20,238.54/x
  3. Step 3: Cross multiply
    32,723.88x = 48,974.04 × 20,238.54
  4. Step 4: Simplify right side
    32,723.88x = 991,163,067.50
  5. Step 5: Solve for x
    x = 991,163,067.50/32,723.88
  6. Step 6: Final answer
    x = 30,288.68

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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.