Home / 27,287.82-37,662.42-17,083.62

Finding the Fourth Proportional to 27,287.82, 37,662.42 and 17,083.62

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Solution

The fourth proportional to 27,287.82, 37,662.42 and 17,083.62 is: 23,578.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287.82 : 37,662.42 = 17,083.62 : x
  2. Step 2: Convert to fraction form
    27,287.82/37,662.42 = 17,083.62/x
  3. Step 3: Cross multiply
    27,287.82x = 37,662.42 × 17,083.62
  4. Step 4: Simplify right side
    27,287.82x = 643,410,471.56
  5. Step 5: Solve for x
    x = 643,410,471.56/27,287.82
  6. Step 6: Final answer
    x = 23,578.67

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1.5x scale

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.