Home / 20,094.84-27,732.45-11,144.10

Finding the Fourth Proportional to 20,094.84, 27,732.45 and 11,144.10

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Solution

The fourth proportional to 20,094.84, 27,732.45 and 11,144.10 is: 15,379.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,094.84 : 27,732.45 = 11,144.10 : x
  2. Step 2: Convert to fraction form
    20,094.84/27,732.45 = 11,144.10/x
  3. Step 3: Cross multiply
    20,094.84x = 27,732.45 × 11,144.10
  4. Step 4: Simplify right side
    20,094.84x = 309,053,057.38
  5. Step 5: Solve for x
    x = 309,053,057.38/20,094.84
  6. Step 6: Final answer
    x = 15,379.72

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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.