Home / 20,096.34-27,734.37-11,144.70

Finding the Fourth Proportional to 20,096.34, 27,734.37 and 11,144.70

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Solution

The fourth proportional to 20,096.34, 27,734.37 and 11,144.70 is: 15,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096.34 : 27,734.37 = 11,144.70 : x
  2. Step 2: Convert to fraction form
    20,096.34/27,734.37 = 11,144.70/x
  3. Step 3: Cross multiply
    20,096.34x = 27,734.37 × 11,144.70
  4. Step 4: Simplify right side
    20,096.34x = 309,091,233.34
  5. Step 5: Solve for x
    x = 309,091,233.34/20,096.34
  6. Step 6: Final answer
    x = 15,380.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.