Home / 13,766.12-20,647.26-4,529

Finding the Fourth Proportional to 13,766.12, 20,647.26 and 4,529

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Solution

The fourth proportional to 13,766.12, 20,647.26 and 4,529 is: 6,792.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,766.12 : 20,647.26 = 4,529 : x
  2. Step 2: Convert to fraction form
    13,766.12/20,647.26 = 4,529/x
  3. Step 3: Cross multiply
    13,766.12x = 20,647.26 × 4,529
  4. Step 4: Simplify right side
    13,766.12x = 93,511,440.54
  5. Step 5: Solve for x
    x = 93,511,440.54/13,766.12
  6. Step 6: Final answer
    x = 6,792.87

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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.