Home / 19,072.46-28,608.06-5,745.52

Finding the Fourth Proportional to 19,072.46, 28,608.06 and 5,745.52

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Solution

The fourth proportional to 19,072.46, 28,608.06 and 5,745.52 is: 8,618.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072.46 : 28,608.06 = 5,745.52 : x
  2. Step 2: Convert to fraction form
    19,072.46/28,608.06 = 5,745.52/x
  3. Step 3: Cross multiply
    19,072.46x = 28,608.06 × 5,745.52
  4. Step 4: Simplify right side
    19,072.46x = 164,368,180.89
  5. Step 5: Solve for x
    x = 164,368,180.89/19,072.46
  6. Step 6: Final answer
    x = 8,618.09

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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.