Home / 11,468.52-17,201.84-8,122.95

Finding the Fourth Proportional to 11,468.52, 17,201.84 and 8,122.95

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Solution

The fourth proportional to 11,468.52, 17,201.84 and 8,122.95 is: 12,183.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,468.52 : 17,201.84 = 8,122.95 : x
  2. Step 2: Convert to fraction form
    11,468.52/17,201.84 = 8,122.95/x
  3. Step 3: Cross multiply
    11,468.52x = 17,201.84 × 8,122.95
  4. Step 4: Simplify right side
    11,468.52x = 139,729,645.61
  5. Step 5: Solve for x
    x = 139,729,645.61/11,468.52
  6. Step 6: Final answer
    x = 12,183.76

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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.