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Finding the Fourth Proportional to 17,704.11, 26,517.94 and 8,330.08

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Solution

The fourth proportional to 17,704.11, 26,517.94 and 8,330.08 is: 12,477.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,704.11 : 26,517.94 = 8,330.08 : x
  2. Step 2: Convert to fraction form
    17,704.11/26,517.94 = 8,330.08/x
  3. Step 3: Cross multiply
    17,704.11x = 26,517.94 × 8,330.08
  4. Step 4: Simplify right side
    17,704.11x = 220,896,519.98
  5. Step 5: Solve for x
    x = 220,896,519.98/17,704.11
  6. Step 6: Final answer
    x = 12,477.13

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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.