Home / 13,198.74-19,799.73-4,314.96

Finding the Fourth Proportional to 13,198.74, 19,799.73 and 4,314.96

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Solution

The fourth proportional to 13,198.74, 19,799.73 and 4,314.96 is: 6,472.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,198.74 : 19,799.73 = 4,314.96 : x
  2. Step 2: Convert to fraction form
    13,198.74/19,799.73 = 4,314.96/x
  3. Step 3: Cross multiply
    13,198.74x = 19,799.73 × 4,314.96
  4. Step 4: Simplify right side
    13,198.74x = 85,435,042.96
  5. Step 5: Solve for x
    x = 85,435,042.96/13,198.74
  6. Step 6: Final answer
    x = 6,472.97

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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.