Home / 19,514.85-26,923.86-11,015.97

Finding the Fourth Proportional to 19,514.85, 26,923.86 and 11,015.97

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Solution

The fourth proportional to 19,514.85, 26,923.86 and 11,015.97 is: 15,198.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.85 : 26,923.86 = 11,015.97 : x
  2. Step 2: Convert to fraction form
    19,514.85/26,923.86 = 11,015.97/x
  3. Step 3: Cross multiply
    19,514.85x = 26,923.86 × 11,015.97
  4. Step 4: Simplify right side
    19,514.85x = 296,592,434.04
  5. Step 5: Solve for x
    x = 296,592,434.04/19,514.85
  6. Step 6: Final answer
    x = 15,198.29

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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.