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Finding the Fourth Proportional to 16,522.62, 24,785.07 and 6,661.98

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Solution

The fourth proportional to 16,522.62, 24,785.07 and 6,661.98 is: 9,993.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,522.62 : 24,785.07 = 6,661.98 : x
  2. Step 2: Convert to fraction form
    16,522.62/24,785.07 = 6,661.98/x
  3. Step 3: Cross multiply
    16,522.62x = 24,785.07 × 6,661.98
  4. Step 4: Simplify right side
    16,522.62x = 165,117,640.64
  5. Step 5: Solve for x
    x = 165,117,640.64/16,522.62
  6. Step 6: Final answer
    x = 9,993.43

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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.