Home / 20,046.22-27,662.64-11,093.20

Finding the Fourth Proportional to 20,046.22, 27,662.64 and 11,093.20

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Solution

The fourth proportional to 20,046.22, 27,662.64 and 11,093.20 is: 15,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,046.22 : 27,662.64 = 11,093.20 : x
  2. Step 2: Convert to fraction form
    20,046.22/27,662.64 = 11,093.20/x
  3. Step 3: Cross multiply
    20,046.22x = 27,662.64 × 11,093.20
  4. Step 4: Simplify right side
    20,046.22x = 306,867,198.05
  5. Step 5: Solve for x
    x = 306,867,198.05/20,046.22
  6. Step 6: Final answer
    x = 15,307.98

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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.