Home / 41,940.50-57,878.30-23,078.03

Finding the Fourth Proportional to 41,940.50, 57,878.30 and 23,078.03

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Solution

The fourth proportional to 41,940.50, 57,878.30 and 23,078.03 is: 31,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,940.50 : 57,878.30 = 23,078.03 : x
  2. Step 2: Convert to fraction form
    41,940.50/57,878.30 = 23,078.03/x
  3. Step 3: Cross multiply
    41,940.50x = 57,878.30 × 23,078.03
  4. Step 4: Simplify right side
    41,940.50x = 1,335,717,028.36
  5. Step 5: Solve for x
    x = 1,335,717,028.36/41,940.50
  6. Step 6: Final answer
    x = 31,847.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.