Home / 19,806.64-27,333.91-11,310.14

Finding the Fourth Proportional to 19,806.64, 27,333.91 and 11,310.14

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Solution

The fourth proportional to 19,806.64, 27,333.91 and 11,310.14 is: 15,608.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,806.64 : 27,333.91 = 11,310.14 : x
  2. Step 2: Convert to fraction form
    19,806.64/27,333.91 = 11,310.14/x
  3. Step 3: Cross multiply
    19,806.64x = 27,333.91 × 11,310.14
  4. Step 4: Simplify right side
    19,806.64x = 309,150,348.85
  5. Step 5: Solve for x
    x = 309,150,348.85/19,806.64
  6. Step 6: Final answer
    x = 15,608.42

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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.