Home / 19,321.25-28,986.00-5,993.95

Finding the Fourth Proportional to 19,321.25, 28,986.00 and 5,993.95

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Solution

The fourth proportional to 19,321.25, 28,986.00 and 5,993.95 is: 8,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,321.25 : 28,986.00 = 5,993.95 : x
  2. Step 2: Convert to fraction form
    19,321.25/28,986.00 = 5,993.95/x
  3. Step 3: Cross multiply
    19,321.25x = 28,986.00 × 5,993.95
  4. Step 4: Simplify right side
    19,321.25x = 173,740,604.73
  5. Step 5: Solve for x
    x = 173,740,604.73/19,321.25
  6. Step 6: Final answer
    x = 8,992.21

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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.