Home / 13,273.53-19,910.30-3,412.82

Finding the Fourth Proportional to 13,273.53, 19,910.30 and 3,412.82

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Solution

The fourth proportional to 13,273.53, 19,910.30 and 3,412.82 is: 5,119.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.53 : 19,910.30 = 3,412.82 : x
  2. Step 2: Convert to fraction form
    13,273.53/19,910.30 = 3,412.82/x
  3. Step 3: Cross multiply
    13,273.53x = 19,910.30 × 3,412.82
  4. Step 4: Simplify right side
    13,273.53x = 67,950,153.43
  5. Step 5: Solve for x
    x = 67,950,153.43/13,273.53
  6. Step 6: Final answer
    x = 5,119.22

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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.