Home / 16,522.20-22,800.74-8,968.66

Finding the Fourth Proportional to 16,522.20, 22,800.74 and 8,968.66

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Solution

The fourth proportional to 16,522.20, 22,800.74 and 8,968.66 is: 12,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,522.20 : 22,800.74 = 8,968.66 : x
  2. Step 2: Convert to fraction form
    16,522.20/22,800.74 = 8,968.66/x
  3. Step 3: Cross multiply
    16,522.20x = 22,800.74 × 8,968.66
  4. Step 4: Simplify right side
    16,522.20x = 204,491,982.96
  5. Step 5: Solve for x
    x = 204,491,982.96/16,522.20
  6. Step 6: Final answer
    x = 12,376.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.