Home / 41,942.09-57,884.16-31,313.27

Finding the Fourth Proportional to 41,942.09, 57,884.16 and 31,313.27

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Solution

The fourth proportional to 41,942.09, 57,884.16 and 31,313.27 is: 43,215.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,942.09 : 57,884.16 = 31,313.27 : x
  2. Step 2: Convert to fraction form
    41,942.09/57,884.16 = 31,313.27/x
  3. Step 3: Cross multiply
    41,942.09x = 57,884.16 × 31,313.27
  4. Step 4: Simplify right side
    41,942.09x = 1,812,542,330.80
  5. Step 5: Solve for x
    x = 1,812,542,330.80/41,942.09
  6. Step 6: Final answer
    x = 43,215.36

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1.5x scale

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.