Home / 17,921.52-24,723.96-11,195.44

Finding the Fourth Proportional to 17,921.52, 24,723.96 and 11,195.44

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Solution

The fourth proportional to 17,921.52, 24,723.96 and 11,195.44 is: 15,444.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,921.52 : 24,723.96 = 11,195.44 : x
  2. Step 2: Convert to fraction form
    17,921.52/24,723.96 = 11,195.44/x
  3. Step 3: Cross multiply
    17,921.52x = 24,723.96 × 11,195.44
  4. Step 4: Simplify right side
    17,921.52x = 276,795,610.74
  5. Step 5: Solve for x
    x = 276,795,610.74/17,921.52
  6. Step 6: Final answer
    x = 15,444.87

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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.