Home / 27,556.32-41,339.80-11,761.12

Finding the Fourth Proportional to 27,556.32, 41,339.80 and 11,761.12

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Solution

The fourth proportional to 27,556.32, 41,339.80 and 11,761.12 is: 17,643.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,556.32 : 41,339.80 = 11,761.12 : x
  2. Step 2: Convert to fraction form
    27,556.32/41,339.80 = 11,761.12/x
  3. Step 3: Cross multiply
    27,556.32x = 41,339.80 × 11,761.12
  4. Step 4: Simplify right side
    27,556.32x = 486,202,348.58
  5. Step 5: Solve for x
    x = 486,202,348.58/27,556.32
  6. Step 6: Final answer
    x = 17,643.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.