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Finding the Fourth Proportional to 17,610.66, 26,401.14 and 8,245.80

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Solution

The fourth proportional to 17,610.66, 26,401.14 and 8,245.80 is: 12,361.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,610.66 : 26,401.14 = 8,245.80 : x
  2. Step 2: Convert to fraction form
    17,610.66/26,401.14 = 8,245.80/x
  3. Step 3: Cross multiply
    17,610.66x = 26,401.14 × 8,245.80
  4. Step 4: Simplify right side
    17,610.66x = 217,698,520.21
  5. Step 5: Solve for x
    x = 217,698,520.21/17,610.66
  6. Step 6: Final answer
    x = 12,361.75

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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.