Home / 19,550.24-26,979-11,052.22

Finding the Fourth Proportional to 19,550.24, 26,979 and 11,052.22

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Solution

The fourth proportional to 19,550.24, 26,979 and 11,052.22 is: 15,251.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,550.24 : 26,979 = 11,052.22 : x
  2. Step 2: Convert to fraction form
    19,550.24/26,979 = 11,052.22/x
  3. Step 3: Cross multiply
    19,550.24x = 26,979 × 11,052.22
  4. Step 4: Simplify right side
    19,550.24x = 298,177,843.38
  5. Step 5: Solve for x
    x = 298,177,843.38/19,550.24
  6. Step 6: Final answer
    x = 15,251.88

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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.