Home / 20,245.50-30,367.26-7,096.86

Finding the Fourth Proportional to 20,245.50, 30,367.26 and 7,096.86

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Solution

The fourth proportional to 20,245.50, 30,367.26 and 7,096.86 is: 10,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,245.50 : 30,367.26 = 7,096.86 : x
  2. Step 2: Convert to fraction form
    20,245.50/30,367.26 = 7,096.86/x
  3. Step 3: Cross multiply
    20,245.50x = 30,367.26 × 7,096.86
  4. Step 4: Simplify right side
    20,245.50x = 215,512,192.80
  5. Step 5: Solve for x
    x = 215,512,192.80/20,245.50
  6. Step 6: Final answer
    x = 10,644.94

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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.