Home / 27,556.56-38,021.40-17,481.33

Finding the Fourth Proportional to 27,556.56, 38,021.40 and 17,481.33

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Solution

The fourth proportional to 27,556.56, 38,021.40 and 17,481.33 is: 24,120.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,556.56 : 38,021.40 = 17,481.33 : x
  2. Step 2: Convert to fraction form
    27,556.56/38,021.40 = 17,481.33/x
  3. Step 3: Cross multiply
    27,556.56x = 38,021.40 × 17,481.33
  4. Step 4: Simplify right side
    27,556.56x = 664,664,640.46
  5. Step 5: Solve for x
    x = 664,664,640.46/27,556.56
  6. Step 6: Final answer
    x = 24,120.01

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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.