Home / 17,919.82-26,880-6,233.44

Finding the Fourth Proportional to 17,919.82, 26,880 and 6,233.44

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Solution

The fourth proportional to 17,919.82, 26,880 and 6,233.44 is: 9,350.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919.82 : 26,880 = 6,233.44 : x
  2. Step 2: Convert to fraction form
    17,919.82/26,880 = 6,233.44/x
  3. Step 3: Cross multiply
    17,919.82x = 26,880 × 6,233.44
  4. Step 4: Simplify right side
    17,919.82x = 167,554,867.20
  5. Step 5: Solve for x
    x = 167,554,867.20/17,919.82
  6. Step 6: Final answer
    x = 9,350.25

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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.