Home / 12,634.46-18,951.74-3,273.81

Finding the Fourth Proportional to 12,634.46, 18,951.74 and 3,273.81

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Solution

The fourth proportional to 12,634.46, 18,951.74 and 3,273.81 is: 4,910.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634.46 : 18,951.74 = 3,273.81 : x
  2. Step 2: Convert to fraction form
    12,634.46/18,951.74 = 3,273.81/x
  3. Step 3: Cross multiply
    12,634.46x = 18,951.74 × 3,273.81
  4. Step 4: Simplify right side
    12,634.46x = 62,044,379.56
  5. Step 5: Solve for x
    x = 62,044,379.56/12,634.46
  6. Step 6: Final answer
    x = 4,910.73

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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.