Home / 12,836.21-19,252.99-3,475.85

Finding the Fourth Proportional to 12,836.21, 19,252.99 and 3,475.85

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Solution

The fourth proportional to 12,836.21, 19,252.99 and 3,475.85 is: 5,213.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836.21 : 19,252.99 = 3,475.85 : x
  2. Step 2: Convert to fraction form
    12,836.21/19,252.99 = 3,475.85/x
  3. Step 3: Cross multiply
    12,836.21x = 19,252.99 × 3,475.85
  4. Step 4: Simplify right side
    12,836.21x = 66,920,413.37
  5. Step 5: Solve for x
    x = 66,920,413.37/12,836.21
  6. Step 6: Final answer
    x = 5,213.41

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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.