Home / 12,552.18-18,823.46-4,229.96

Finding the Fourth Proportional to 12,552.18, 18,823.46 and 4,229.96

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Solution

The fourth proportional to 12,552.18, 18,823.46 and 4,229.96 is: 6,343.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,552.18 : 18,823.46 = 4,229.96 : x
  2. Step 2: Convert to fraction form
    12,552.18/18,823.46 = 4,229.96/x
  3. Step 3: Cross multiply
    12,552.18x = 18,823.46 × 4,229.96
  4. Step 4: Simplify right side
    12,552.18x = 79,622,367.59
  5. Step 5: Solve for x
    x = 79,622,367.59/12,552.18
  6. Step 6: Final answer
    x = 6,343.31

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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.