Home / 12,050.44-18,072.78-3,286.06

Finding the Fourth Proportional to 12,050.44, 18,072.78 and 3,286.06

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Solution

The fourth proportional to 12,050.44, 18,072.78 and 3,286.06 is: 4,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.44 : 18,072.78 = 3,286.06 : x
  2. Step 2: Convert to fraction form
    12,050.44/18,072.78 = 3,286.06/x
  3. Step 3: Cross multiply
    12,050.44x = 18,072.78 × 3,286.06
  4. Step 4: Simplify right side
    12,050.44x = 59,388,239.45
  5. Step 5: Solve for x
    x = 59,388,239.45/12,050.44
  6. Step 6: Final answer
    x = 4,928.30

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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.