Home / 20,236.50-30,353.94-6,195.96

Finding the Fourth Proportional to 20,236.50, 30,353.94 and 6,195.96

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Solution

The fourth proportional to 20,236.50, 30,353.94 and 6,195.96 is: 9,293.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,236.50 : 30,353.94 = 6,195.96 : x
  2. Step 2: Convert to fraction form
    20,236.50/30,353.94 = 6,195.96/x
  3. Step 3: Cross multiply
    20,236.50x = 30,353.94 × 6,195.96
  4. Step 4: Simplify right side
    20,236.50x = 188,071,798.08
  5. Step 5: Solve for x
    x = 188,071,798.08/20,236.50
  6. Step 6: Final answer
    x = 9,293.69

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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.