Home / 13,103.91-19,644.24-9,396.81

Finding the Fourth Proportional to 13,103.91, 19,644.24 and 9,396.81

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Solution

The fourth proportional to 13,103.91, 19,644.24 and 9,396.81 is: 14,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103.91 : 19,644.24 = 9,396.81 : x
  2. Step 2: Convert to fraction form
    13,103.91/19,644.24 = 9,396.81/x
  3. Step 3: Cross multiply
    13,103.91x = 19,644.24 × 9,396.81
  4. Step 4: Simplify right side
    13,103.91x = 184,593,190.87
  5. Step 5: Solve for x
    x = 184,593,190.87/13,103.91
  6. Step 6: Final answer
    x = 14,086.88

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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.