Home / 19,514.62-26,930.83-11,959.49

Finding the Fourth Proportional to 19,514.62, 26,930.83 and 11,959.49

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Solution

The fourth proportional to 19,514.62, 26,930.83 and 11,959.49 is: 16,504.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.62 : 26,930.83 = 11,959.49 : x
  2. Step 2: Convert to fraction form
    19,514.62/26,930.83 = 11,959.49/x
  3. Step 3: Cross multiply
    19,514.62x = 26,930.83 × 11,959.49
  4. Step 4: Simplify right side
    19,514.62x = 322,079,091.18
  5. Step 5: Solve for x
    x = 322,079,091.18/19,514.62
  6. Step 6: Final answer
    x = 16,504.50

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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.