Home / 26,065.05-39,067.33-11,995.54

Finding the Fourth Proportional to 26,065.05, 39,067.33 and 11,995.54

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Solution

The fourth proportional to 26,065.05, 39,067.33 and 11,995.54 is: 17,979.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,065.05 : 39,067.33 = 11,995.54 : x
  2. Step 2: Convert to fraction form
    26,065.05/39,067.33 = 11,995.54/x
  3. Step 3: Cross multiply
    26,065.05x = 39,067.33 × 11,995.54
  4. Step 4: Simplify right side
    26,065.05x = 468,633,592.05
  5. Step 5: Solve for x
    x = 468,633,592.05/26,065.05
  6. Step 6: Final answer
    x = 17,979.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.