Home / 31,508.24-43,481.50-17,361.09

Finding the Fourth Proportional to 31,508.24, 43,481.50 and 17,361.09

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Solution

The fourth proportional to 31,508.24, 43,481.50 and 17,361.09 is: 23,958.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,508.24 : 43,481.50 = 17,361.09 : x
  2. Step 2: Convert to fraction form
    31,508.24/43,481.50 = 17,361.09/x
  3. Step 3: Cross multiply
    31,508.24x = 43,481.50 × 17,361.09
  4. Step 4: Simplify right side
    31,508.24x = 754,886,191.43
  5. Step 5: Solve for x
    x = 754,886,191.43/31,508.24
  6. Step 6: Final answer
    x = 23,958.38

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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.