Home / 11,761.07-17,632.53-10,198.91

Finding the Fourth Proportional to 11,761.07, 17,632.53 and 10,198.91

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Solution

The fourth proportional to 11,761.07, 17,632.53 and 10,198.91 is: 15,290.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,761.07 : 17,632.53 = 10,198.91 : x
  2. Step 2: Convert to fraction form
    11,761.07/17,632.53 = 10,198.91/x
  3. Step 3: Cross multiply
    11,761.07x = 17,632.53 × 10,198.91
  4. Step 4: Simplify right side
    11,761.07x = 179,832,630.62
  5. Step 5: Solve for x
    x = 179,832,630.62/11,761.07
  6. Step 6: Final answer
    x = 15,290.51

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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.