Home / 20,034.60-27,647.58-11,082

Finding the Fourth Proportional to 20,034.60, 27,647.58 and 11,082

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Solution

The fourth proportional to 20,034.60, 27,647.58 and 11,082 is: 15,293.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034.60 : 27,647.58 = 11,082 : x
  2. Step 2: Convert to fraction form
    20,034.60/27,647.58 = 11,082/x
  3. Step 3: Cross multiply
    20,034.60x = 27,647.58 × 11,082
  4. Step 4: Simplify right side
    20,034.60x = 306,390,481.56
  5. Step 5: Solve for x
    x = 306,390,481.56/20,034.60
  6. Step 6: Final answer
    x = 15,293.07

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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.