Home / 17,540.93-26,315.51-11,996.89

Finding the Fourth Proportional to 17,540.93, 26,315.51 and 11,996.89

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Solution

The fourth proportional to 17,540.93, 26,315.51 and 11,996.89 is: 17,998.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,540.93 : 26,315.51 = 11,996.89 : x
  2. Step 2: Convert to fraction form
    17,540.93/26,315.51 = 11,996.89/x
  3. Step 3: Cross multiply
    17,540.93x = 26,315.51 × 11,996.89
  4. Step 4: Simplify right side
    17,540.93x = 315,704,103.65
  5. Step 5: Solve for x
    x = 315,704,103.65/17,540.93
  6. Step 6: Final answer
    x = 17,998.14

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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.