Home / 14,511.20-21,766.82-4,123.04

Finding the Fourth Proportional to 14,511.20, 21,766.82 and 4,123.04

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Solution

The fourth proportional to 14,511.20, 21,766.82 and 4,123.04 is: 6,184.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.20 : 21,766.82 = 4,123.04 : x
  2. Step 2: Convert to fraction form
    14,511.20/21,766.82 = 4,123.04/x
  3. Step 3: Cross multiply
    14,511.20x = 21,766.82 × 4,123.04
  4. Step 4: Simplify right side
    14,511.20x = 89,745,469.53
  5. Step 5: Solve for x
    x = 89,745,469.53/14,511.20
  6. Step 6: Final answer
    x = 6,184.57

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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.