Home / 13,832.72-20,749.04-3,444.48

Finding the Fourth Proportional to 13,832.72, 20,749.04 and 3,444.48

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Solution

The fourth proportional to 13,832.72, 20,749.04 and 3,444.48 is: 5,166.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832.72 : 20,749.04 = 3,444.48 : x
  2. Step 2: Convert to fraction form
    13,832.72/20,749.04 = 3,444.48/x
  3. Step 3: Cross multiply
    13,832.72x = 20,749.04 × 3,444.48
  4. Step 4: Simplify right side
    13,832.72x = 71,469,653.30
  5. Step 5: Solve for x
    x = 71,469,653.30/13,832.72
  6. Step 6: Final answer
    x = 5,166.71

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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.