Home / 41,840.20-57,739.26-22,719.80

Finding the Fourth Proportional to 41,840.20, 57,739.26 and 22,719.80

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Solution

The fourth proportional to 41,840.20, 57,739.26 and 22,719.80 is: 31,353.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,840.20 : 57,739.26 = 22,719.80 : x
  2. Step 2: Convert to fraction form
    41,840.20/57,739.26 = 22,719.80/x
  3. Step 3: Cross multiply
    41,840.20x = 57,739.26 × 22,719.80
  4. Step 4: Simplify right side
    41,840.20x = 1,311,824,630.28
  5. Step 5: Solve for x
    x = 1,311,824,630.28/41,840.20
  6. Step 6: Final answer
    x = 31,353.21

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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.