Home / 19,498.14-26,906.79-11,000.49

Finding the Fourth Proportional to 19,498.14, 26,906.79 and 11,000.49

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Solution

The fourth proportional to 19,498.14, 26,906.79 and 11,000.49 is: 15,180.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,498.14 : 26,906.79 = 11,000.49 : x
  2. Step 2: Convert to fraction form
    19,498.14/26,906.79 = 11,000.49/x
  3. Step 3: Cross multiply
    19,498.14x = 26,906.79 × 11,000.49
  4. Step 4: Simplify right side
    19,498.14x = 295,987,874.33
  5. Step 5: Solve for x
    x = 295,987,874.33/19,498.14
  6. Step 6: Final answer
    x = 15,180.31

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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.