Home / 38,650.89-57,974.38-22,649.48

Finding the Fourth Proportional to 38,650.89, 57,974.38 and 22,649.48

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Solution

The fourth proportional to 38,650.89, 57,974.38 and 22,649.48 is: 33,973.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,650.89 : 57,974.38 = 22,649.48 : x
  2. Step 2: Convert to fraction form
    38,650.89/57,974.38 = 22,649.48/x
  3. Step 3: Cross multiply
    38,650.89x = 57,974.38 × 22,649.48
  4. Step 4: Simplify right side
    38,650.89x = 1,313,089,213.83
  5. Step 5: Solve for x
    x = 1,313,089,213.83/38,650.89
  6. Step 6: Final answer
    x = 33,973.07

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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.