Home / 19,583.87-27,022.88-11,198.75

Finding the Fourth Proportional to 19,583.87, 27,022.88 and 11,198.75

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Solution

The fourth proportional to 19,583.87, 27,022.88 and 11,198.75 is: 15,452.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.87 : 27,022.88 = 11,198.75 : x
  2. Step 2: Convert to fraction form
    19,583.87/27,022.88 = 11,198.75/x
  3. Step 3: Cross multiply
    19,583.87x = 27,022.88 × 11,198.75
  4. Step 4: Simplify right side
    19,583.87x = 302,622,370.28
  5. Step 5: Solve for x
    x = 302,622,370.28/19,583.87
  6. Step 6: Final answer
    x = 15,452.64

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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.