Home / 26,672.26-40,021.34-17,889.82

Finding the Fourth Proportional to 26,672.26, 40,021.34 and 17,889.82

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Solution

The fourth proportional to 26,672.26, 40,021.34 and 17,889.82 is: 26,843.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,672.26 : 40,021.34 = 17,889.82 : x
  2. Step 2: Convert to fraction form
    26,672.26/40,021.34 = 17,889.82/x
  3. Step 3: Cross multiply
    26,672.26x = 40,021.34 × 17,889.82
  4. Step 4: Simplify right side
    26,672.26x = 715,974,568.76
  5. Step 5: Solve for x
    x = 715,974,568.76/26,672.26
  6. Step 6: Final answer
    x = 26,843.42

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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.