Home / 41,984.70-57,942.96-31,355.88

Finding the Fourth Proportional to 41,984.70, 57,942.96 and 31,355.88

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Solution

The fourth proportional to 41,984.70, 57,942.96 and 31,355.88 is: 43,274.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,984.70 : 57,942.96 = 31,355.88 : x
  2. Step 2: Convert to fraction form
    41,984.70/57,942.96 = 31,355.88/x
  3. Step 3: Cross multiply
    41,984.70x = 57,942.96 × 31,355.88
  4. Step 4: Simplify right side
    41,984.70x = 1,816,852,500.60
  5. Step 5: Solve for x
    x = 1,816,852,500.60/41,984.70
  6. Step 6: Final answer
    x = 43,274.16

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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.