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Finding the Fourth Proportional to 17,310.74, 25,968.38 and 6,218.67

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Solution

The fourth proportional to 17,310.74, 25,968.38 and 6,218.67 is: 9,328.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,310.74 : 25,968.38 = 6,218.67 : x
  2. Step 2: Convert to fraction form
    17,310.74/25,968.38 = 6,218.67/x
  3. Step 3: Cross multiply
    17,310.74x = 25,968.38 × 6,218.67
  4. Step 4: Simplify right side
    17,310.74x = 161,488,754.56
  5. Step 5: Solve for x
    x = 161,488,754.56/17,310.74
  6. Step 6: Final answer
    x = 9,328.82

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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.