Home / 19,583.57-27,022.47-11,198.45

Finding the Fourth Proportional to 19,583.57, 27,022.47 and 11,198.45

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Solution

The fourth proportional to 19,583.57, 27,022.47 and 11,198.45 is: 15,452.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,583.57 : 27,022.47 = 11,198.45 : x
  2. Step 2: Convert to fraction form
    19,583.57/27,022.47 = 11,198.45/x
  3. Step 3: Cross multiply
    19,583.57x = 27,022.47 × 11,198.45
  4. Step 4: Simplify right side
    19,583.57x = 302,609,773.39
  5. Step 5: Solve for x
    x = 302,609,773.39/19,583.57
  6. Step 6: Final answer
    x = 15,452.23

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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.