Home / 26,195.46-36,166.07-18,234.78

Finding the Fourth Proportional to 26,195.46, 36,166.07 and 18,234.78

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Solution

The fourth proportional to 26,195.46, 36,166.07 and 18,234.78 is: 25,175.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,195.46 : 36,166.07 = 18,234.78 : x
  2. Step 2: Convert to fraction form
    26,195.46/36,166.07 = 18,234.78/x
  3. Step 3: Cross multiply
    26,195.46x = 36,166.07 × 18,234.78
  4. Step 4: Simplify right side
    26,195.46x = 659,480,329.91
  5. Step 5: Solve for x
    x = 659,480,329.91/26,195.46
  6. Step 6: Final answer
    x = 25,175.37

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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.