Home / 13,454.66-20,181.99-4,093.85

Finding the Fourth Proportional to 13,454.66, 20,181.99 and 4,093.85

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Solution

The fourth proportional to 13,454.66, 20,181.99 and 4,093.85 is: 6,140.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454.66 : 20,181.99 = 4,093.85 : x
  2. Step 2: Convert to fraction form
    13,454.66/20,181.99 = 4,093.85/x
  3. Step 3: Cross multiply
    13,454.66x = 20,181.99 × 4,093.85
  4. Step 4: Simplify right side
    13,454.66x = 82,621,992.04
  5. Step 5: Solve for x
    x = 82,621,992.04/13,454.66
  6. Step 6: Final answer
    x = 6,140.77

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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.