Home / 19,198.39-26,494.32-11,240.95

Finding the Fourth Proportional to 19,198.39, 26,494.32 and 11,240.95

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Solution

The fourth proportional to 19,198.39, 26,494.32 and 11,240.95 is: 15,512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,198.39 : 26,494.32 = 11,240.95 : x
  2. Step 2: Convert to fraction form
    19,198.39/26,494.32 = 11,240.95/x
  3. Step 3: Cross multiply
    19,198.39x = 26,494.32 × 11,240.95
  4. Step 4: Simplify right side
    19,198.39x = 297,821,326.40
  5. Step 5: Solve for x
    x = 297,821,326.40/19,198.39
  6. Step 6: Final answer
    x = 15,512.83

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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.