Home / 18,497.14-27,743.55-7,403.38

Finding the Fourth Proportional to 18,497.14, 27,743.55 and 7,403.38

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Solution

The fourth proportional to 18,497.14, 27,743.55 and 7,403.38 is: 11,104.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,497.14 : 27,743.55 = 7,403.38 : x
  2. Step 2: Convert to fraction form
    18,497.14/27,743.55 = 7,403.38/x
  3. Step 3: Cross multiply
    18,497.14x = 27,743.55 × 7,403.38
  4. Step 4: Simplify right side
    18,497.14x = 205,396,043.20
  5. Step 5: Solve for x
    x = 205,396,043.20/18,497.14
  6. Step 6: Final answer
    x = 11,104.21

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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.