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Finding the Fourth Proportional to 16,635.88, 24,931.94 and 8,207.02

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Solution

The fourth proportional to 16,635.88, 24,931.94 and 8,207.02 is: 12,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,635.88 : 24,931.94 = 8,207.02 : x
  2. Step 2: Convert to fraction form
    16,635.88/24,931.94 = 8,207.02/x
  3. Step 3: Cross multiply
    16,635.88x = 24,931.94 × 8,207.02
  4. Step 4: Simplify right side
    16,635.88x = 204,616,805.56
  5. Step 5: Solve for x
    x = 204,616,805.56/16,635.88
  6. Step 6: Final answer
    x = 12,299.73

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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.