Home / 12,732.91-19,099.37-3,968.53

Finding the Fourth Proportional to 12,732.91, 19,099.37 and 3,968.53

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Solution

The fourth proportional to 12,732.91, 19,099.37 and 3,968.53 is: 5,952.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.91 : 19,099.37 = 3,968.53 : x
  2. Step 2: Convert to fraction form
    12,732.91/19,099.37 = 3,968.53/x
  3. Step 3: Cross multiply
    12,732.91x = 19,099.37 × 3,968.53
  4. Step 4: Simplify right side
    12,732.91x = 75,796,422.83
  5. Step 5: Solve for x
    x = 75,796,422.83/12,732.91
  6. Step 6: Final answer
    x = 5,952.80

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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.