Home / 37,912.44-56,792.49-18,879.74

Finding the Fourth Proportional to 37,912.44, 56,792.49 and 18,879.74

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Solution

The fourth proportional to 37,912.44, 56,792.49 and 18,879.74 is: 28,281.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,912.44 : 56,792.49 = 18,879.74 : x
  2. Step 2: Convert to fraction form
    37,912.44/56,792.49 = 18,879.74/x
  3. Step 3: Cross multiply
    37,912.44x = 56,792.49 × 18,879.74
  4. Step 4: Simplify right side
    37,912.44x = 1,072,227,445.15
  5. Step 5: Solve for x
    x = 1,072,227,445.15/37,912.44
  6. Step 6: Final answer
    x = 28,281.68

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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.