Home / 34,513.18-51,789.44-13,450.48

Finding the Fourth Proportional to 34,513.18, 51,789.44 and 13,450.48

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Solution

The fourth proportional to 34,513.18, 51,789.44 and 13,450.48 is: 20,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,513.18 : 51,789.44 = 13,450.48 : x
  2. Step 2: Convert to fraction form
    34,513.18/51,789.44 = 13,450.48/x
  3. Step 3: Cross multiply
    34,513.18x = 51,789.44 × 13,450.48
  4. Step 4: Simplify right side
    34,513.18x = 696,592,759.68
  5. Step 5: Solve for x
    x = 696,592,759.68/34,513.18
  6. Step 6: Final answer
    x = 20,183.38

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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.