Home / 31,371.46-43,293.36-17,224.54

Finding the Fourth Proportional to 31,371.46, 43,293.36 and 17,224.54

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Solution

The fourth proportional to 31,371.46, 43,293.36 and 17,224.54 is: 23,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,371.46 : 43,293.36 = 17,224.54 : x
  2. Step 2: Convert to fraction form
    31,371.46/43,293.36 = 17,224.54/x
  3. Step 3: Cross multiply
    31,371.46x = 43,293.36 × 17,224.54
  4. Step 4: Simplify right side
    31,371.46x = 745,708,211.05
  5. Step 5: Solve for x
    x = 745,708,211.05/31,371.46
  6. Step 6: Final answer
    x = 23,770.27

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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.