Home / 20,034.03-27,647.46-11,081.64

Finding the Fourth Proportional to 20,034.03, 27,647.46 and 11,081.64

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Solution

The fourth proportional to 20,034.03, 27,647.46 and 11,081.64 is: 15,292.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,034.03 : 27,647.46 = 11,081.64 : x
  2. Step 2: Convert to fraction form
    20,034.03/27,647.46 = 11,081.64/x
  3. Step 3: Cross multiply
    20,034.03x = 27,647.46 × 11,081.64
  4. Step 4: Simplify right side
    20,034.03x = 306,379,198.63
  5. Step 5: Solve for x
    x = 306,379,198.63/20,034.03
  6. Step 6: Final answer
    x = 15,292.94

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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.