Home / 27,414.05-37,854.41-18,491.09

Finding the Fourth Proportional to 27,414.05, 37,854.41 and 18,491.09

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Solution

The fourth proportional to 27,414.05, 37,854.41 and 18,491.09 is: 25,533.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,414.05 : 37,854.41 = 18,491.09 : x
  2. Step 2: Convert to fraction form
    27,414.05/37,854.41 = 18,491.09/x
  3. Step 3: Cross multiply
    27,414.05x = 37,854.41 × 18,491.09
  4. Step 4: Simplify right side
    27,414.05x = 699,969,020.48
  5. Step 5: Solve for x
    x = 699,969,020.48/27,414.05
  6. Step 6: Final answer
    x = 25,533.23

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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.