Home / 15,442.87-23,162.82-4,349.38

Finding the Fourth Proportional to 15,442.87, 23,162.82 and 4,349.38

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Solution

The fourth proportional to 15,442.87, 23,162.82 and 4,349.38 is: 6,523.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,442.87 : 23,162.82 = 4,349.38 : x
  2. Step 2: Convert to fraction form
    15,442.87/23,162.82 = 4,349.38/x
  3. Step 3: Cross multiply
    15,442.87x = 23,162.82 × 4,349.38
  4. Step 4: Simplify right side
    15,442.87x = 100,743,906.05
  5. Step 5: Solve for x
    x = 100,743,906.05/15,442.87
  6. Step 6: Final answer
    x = 6,523.65

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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.