Home / 13,192.18-19,789.30-3,832.35

Finding the Fourth Proportional to 13,192.18, 19,789.30 and 3,832.35

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Solution

The fourth proportional to 13,192.18, 19,789.30 and 3,832.35 is: 5,748.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.18 : 19,789.30 = 3,832.35 : x
  2. Step 2: Convert to fraction form
    13,192.18/19,789.30 = 3,832.35/x
  3. Step 3: Cross multiply
    13,192.18x = 19,789.30 × 3,832.35
  4. Step 4: Simplify right side
    13,192.18x = 75,839,523.86
  5. Step 5: Solve for x
    x = 75,839,523.86/13,192.18
  6. Step 6: Final answer
    x = 5,748.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.