Home / 15,121.89-22,683.24-4,028.54

Finding the Fourth Proportional to 15,121.89, 22,683.24 and 4,028.54

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Solution

The fourth proportional to 15,121.89, 22,683.24 and 4,028.54 is: 6,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,121.89 : 22,683.24 = 4,028.54 : x
  2. Step 2: Convert to fraction form
    15,121.89/22,683.24 = 4,028.54/x
  3. Step 3: Cross multiply
    15,121.89x = 22,683.24 × 4,028.54
  4. Step 4: Simplify right side
    15,121.89x = 91,380,226.25
  5. Step 5: Solve for x
    x = 91,380,226.25/15,121.89
  6. Step 6: Final answer
    x = 6,042.91

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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.