Home / 41,969-57,917.22-23,107.88

Finding the Fourth Proportional to 41,969, 57,917.22 and 23,107.88

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Solution

The fourth proportional to 41,969, 57,917.22 and 23,107.88 is: 31,888.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,969 : 57,917.22 = 23,107.88 : x
  2. Step 2: Convert to fraction form
    41,969/57,917.22 = 23,107.88/x
  3. Step 3: Cross multiply
    41,969x = 57,917.22 × 23,107.88
  4. Step 4: Simplify right side
    41,969x = 1,338,344,169.69
  5. Step 5: Solve for x
    x = 1,338,344,169.69/41,969
  6. Step 6: Final answer
    x = 31,888.87

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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.