Home / 12,344.19-18,517.83-4,021.97

Finding the Fourth Proportional to 12,344.19, 18,517.83 and 4,021.97

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Solution

The fourth proportional to 12,344.19, 18,517.83 and 4,021.97 is: 6,033.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344.19 : 18,517.83 = 4,021.97 : x
  2. Step 2: Convert to fraction form
    12,344.19/18,517.83 = 4,021.97/x
  3. Step 3: Cross multiply
    12,344.19x = 18,517.83 × 4,021.97
  4. Step 4: Simplify right side
    12,344.19x = 74,478,156.73
  5. Step 5: Solve for x
    x = 74,478,156.73/12,344.19
  6. Step 6: Final answer
    x = 6,033.46

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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.