Home / 19,212.09-26,514.44-11,660.36

Finding the Fourth Proportional to 19,212.09, 26,514.44 and 11,660.36

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Solution

The fourth proportional to 19,212.09, 26,514.44 and 11,660.36 is: 16,092.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.09 : 26,514.44 = 11,660.36 : x
  2. Step 2: Convert to fraction form
    19,212.09/26,514.44 = 11,660.36/x
  3. Step 3: Cross multiply
    19,212.09x = 26,514.44 × 11,660.36
  4. Step 4: Simplify right side
    19,212.09x = 309,167,724.72
  5. Step 5: Solve for x
    x = 309,167,724.72/19,212.09
  6. Step 6: Final answer
    x = 16,092.35

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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.