Home / 12,049.88-18,074.30-3,284.80

Finding the Fourth Proportional to 12,049.88, 18,074.30 and 3,284.80

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Solution

The fourth proportional to 12,049.88, 18,074.30 and 3,284.80 is: 4,927.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049.88 : 18,074.30 = 3,284.80 : x
  2. Step 2: Convert to fraction form
    12,049.88/18,074.30 = 3,284.80/x
  3. Step 3: Cross multiply
    12,049.88x = 18,074.30 × 3,284.80
  4. Step 4: Simplify right side
    12,049.88x = 59,370,460.64
  5. Step 5: Solve for x
    x = 59,370,460.64/12,049.88
  6. Step 6: Final answer
    x = 4,927.06

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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.