Home / 13,073.27-19,609.73-3,212.63

Finding the Fourth Proportional to 13,073.27, 19,609.73 and 3,212.63

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Solution

The fourth proportional to 13,073.27, 19,609.73 and 3,212.63 is: 4,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.27 : 19,609.73 = 3,212.63 : x
  2. Step 2: Convert to fraction form
    13,073.27/19,609.73 = 3,212.63/x
  3. Step 3: Cross multiply
    13,073.27x = 19,609.73 × 3,212.63
  4. Step 4: Simplify right side
    13,073.27x = 62,998,766.31
  5. Step 5: Solve for x
    x = 62,998,766.31/13,073.27
  6. Step 6: Final answer
    x = 4,818.90

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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.