Home / 34,513.43-51,789.81-13,450.73

Finding the Fourth Proportional to 34,513.43, 51,789.81 and 13,450.73

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Solution

The fourth proportional to 34,513.43, 51,789.81 and 13,450.73 is: 20,183.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,513.43 : 51,789.81 = 13,450.73 : x
  2. Step 2: Convert to fraction form
    34,513.43/51,789.81 = 13,450.73/x
  3. Step 3: Cross multiply
    34,513.43x = 51,789.81 × 13,450.73
  4. Step 4: Simplify right side
    34,513.43x = 696,610,751.06
  5. Step 5: Solve for x
    x = 696,610,751.06/34,513.43
  6. Step 6: Final answer
    x = 20,183.76

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1.5x scale

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.