Home / 18,827.33-25,979.79-11,273.48

Finding the Fourth Proportional to 18,827.33, 25,979.79 and 11,273.48

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Solution

The fourth proportional to 18,827.33, 25,979.79 and 11,273.48 is: 15,556.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,827.33 : 25,979.79 = 11,273.48 : x
  2. Step 2: Convert to fraction form
    18,827.33/25,979.79 = 11,273.48/x
  3. Step 3: Cross multiply
    18,827.33x = 25,979.79 × 11,273.48
  4. Step 4: Simplify right side
    18,827.33x = 292,882,456.70
  5. Step 5: Solve for x
    x = 292,882,456.70/18,827.33
  6. Step 6: Final answer
    x = 15,556.24

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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.