Home / 19,934.39-27,513.32-11,441.54

Finding the Fourth Proportional to 19,934.39, 27,513.32 and 11,441.54

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Solution

The fourth proportional to 19,934.39, 27,513.32 and 11,441.54 is: 15,791.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.39 : 27,513.32 = 11,441.54 : x
  2. Step 2: Convert to fraction form
    19,934.39/27,513.32 = 11,441.54/x
  3. Step 3: Cross multiply
    19,934.39x = 27,513.32 × 11,441.54
  4. Step 4: Simplify right side
    19,934.39x = 314,794,556.54
  5. Step 5: Solve for x
    x = 314,794,556.54/19,934.39
  6. Step 6: Final answer
    x = 15,791.54

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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.