Home / 27,512.76-41,320.17-19,198.51

Finding the Fourth Proportional to 27,512.76, 41,320.17 and 19,198.51

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Solution

The fourth proportional to 27,512.76, 41,320.17 and 19,198.51 is: 28,833.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,512.76 : 41,320.17 = 19,198.51 : x
  2. Step 2: Convert to fraction form
    27,512.76/41,320.17 = 19,198.51/x
  3. Step 3: Cross multiply
    27,512.76x = 41,320.17 × 19,198.51
  4. Step 4: Simplify right side
    27,512.76x = 793,285,696.95
  5. Step 5: Solve for x
    x = 793,285,696.95/27,512.76
  6. Step 6: Final answer
    x = 28,833.37

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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.