Home / 17,789.75-26,676.42-10,396.47

Finding the Fourth Proportional to 17,789.75, 26,676.42 and 10,396.47

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Solution

The fourth proportional to 17,789.75, 26,676.42 and 10,396.47 is: 15,589.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,789.75 : 26,676.42 = 10,396.47 : x
  2. Step 2: Convert to fraction form
    17,789.75/26,676.42 = 10,396.47/x
  3. Step 3: Cross multiply
    17,789.75x = 26,676.42 × 10,396.47
  4. Step 4: Simplify right side
    17,789.75x = 277,340,600.24
  5. Step 5: Solve for x
    x = 277,340,600.24/17,789.75
  6. Step 6: Final answer
    x = 15,589.91

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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.