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Finding the Fourth Proportional to 17,704.61, 26,583.09 and 11,818.17

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Solution

The fourth proportional to 17,704.61, 26,583.09 and 11,818.17 is: 17,744.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,704.61 : 26,583.09 = 11,818.17 : x
  2. Step 2: Convert to fraction form
    17,704.61/26,583.09 = 11,818.17/x
  3. Step 3: Cross multiply
    17,704.61x = 26,583.09 × 11,818.17
  4. Step 4: Simplify right side
    17,704.61x = 314,163,476.75
  5. Step 5: Solve for x
    x = 314,163,476.75/17,704.61
  6. Step 6: Final answer
    x = 17,744.73

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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.