Home / 20,096.93-27,733.71-11,144.21

Finding the Fourth Proportional to 20,096.93, 27,733.71 and 11,144.21

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Solution

The fourth proportional to 20,096.93, 27,733.71 and 11,144.21 is: 15,378.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096.93 : 27,733.71 = 11,144.21 : x
  2. Step 2: Convert to fraction form
    20,096.93/27,733.71 = 11,144.21/x
  3. Step 3: Cross multiply
    20,096.93x = 27,733.71 × 11,144.21
  4. Step 4: Simplify right side
    20,096.93x = 309,070,149.65
  5. Step 5: Solve for x
    x = 309,070,149.65/20,096.93
  6. Step 6: Final answer
    x = 15,378.98

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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.