Home / 13,324.91-19,983.88-3,962.41

Finding the Fourth Proportional to 13,324.91, 19,983.88 and 3,962.41

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Solution

The fourth proportional to 13,324.91, 19,983.88 and 3,962.41 is: 5,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324.91 : 19,983.88 = 3,962.41 : x
  2. Step 2: Convert to fraction form
    13,324.91/19,983.88 = 3,962.41/x
  3. Step 3: Cross multiply
    13,324.91x = 19,983.88 × 3,962.41
  4. Step 4: Simplify right side
    13,324.91x = 79,184,226.03
  5. Step 5: Solve for x
    x = 79,184,226.03/13,324.91
  6. Step 6: Final answer
    x = 5,942.57

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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.