Home / 13,496.43-20,244.75-5,174.46

Finding the Fourth Proportional to 13,496.43, 20,244.75 and 5,174.46

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Solution

The fourth proportional to 13,496.43, 20,244.75 and 5,174.46 is: 7,761.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.43 : 20,244.75 = 5,174.46 : x
  2. Step 2: Convert to fraction form
    13,496.43/20,244.75 = 5,174.46/x
  3. Step 3: Cross multiply
    13,496.43x = 20,244.75 × 5,174.46
  4. Step 4: Simplify right side
    13,496.43x = 104,755,649.09
  5. Step 5: Solve for x
    x = 104,755,649.09/13,496.43
  6. Step 6: Final answer
    x = 7,761.73

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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.