Home / 15,884.82-23,828.66-4,198.05

Finding the Fourth Proportional to 15,884.82, 23,828.66 and 4,198.05

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Solution

The fourth proportional to 15,884.82, 23,828.66 and 4,198.05 is: 6,297.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,884.82 : 23,828.66 = 4,198.05 : x
  2. Step 2: Convert to fraction form
    15,884.82/23,828.66 = 4,198.05/x
  3. Step 3: Cross multiply
    15,884.82x = 23,828.66 × 4,198.05
  4. Step 4: Simplify right side
    15,884.82x = 100,033,885.12
  5. Step 5: Solve for x
    x = 100,033,885.12/15,884.82
  6. Step 6: Final answer
    x = 6,297.45

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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.