Home / 19,968.62-27,556.86-11,016.43

Finding the Fourth Proportional to 19,968.62, 27,556.86 and 11,016.43

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Solution

The fourth proportional to 19,968.62, 27,556.86 and 11,016.43 is: 15,202.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,968.62 : 27,556.86 = 11,016.43 : x
  2. Step 2: Convert to fraction form
    19,968.62/27,556.86 = 11,016.43/x
  3. Step 3: Cross multiply
    19,968.62x = 27,556.86 × 11,016.43
  4. Step 4: Simplify right side
    19,968.62x = 303,578,219.21
  5. Step 5: Solve for x
    x = 303,578,219.21/19,968.62
  6. Step 6: Final answer
    x = 15,202.76

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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.