Home / 20,832.11-31,251.25-6,039.11

Finding the Fourth Proportional to 20,832.11, 31,251.25 and 6,039.11

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Solution

The fourth proportional to 20,832.11, 31,251.25 and 6,039.11 is: 9,059.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,832.11 : 31,251.25 = 6,039.11 : x
  2. Step 2: Convert to fraction form
    20,832.11/31,251.25 = 6,039.11/x
  3. Step 3: Cross multiply
    20,832.11x = 31,251.25 × 6,039.11
  4. Step 4: Simplify right side
    20,832.11x = 188,729,722.86
  5. Step 5: Solve for x
    x = 188,729,722.86/20,832.11
  6. Step 6: Final answer
    x = 9,059.56

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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.