Home / 13,192.55-19,789.86-3,832.73

Finding the Fourth Proportional to 13,192.55, 19,789.86 and 3,832.73

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Solution

The fourth proportional to 13,192.55, 19,789.86 and 3,832.73 is: 5,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.55 : 19,789.86 = 3,832.73 : x
  2. Step 2: Convert to fraction form
    13,192.55/19,789.86 = 3,832.73/x
  3. Step 3: Cross multiply
    13,192.55x = 19,789.86 × 3,832.73
  4. Step 4: Simplify right side
    13,192.55x = 75,849,190.12
  5. Step 5: Solve for x
    x = 75,849,190.12/13,192.55
  6. Step 6: Final answer
    x = 5,749.40

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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.