Home / 31,375.14-43,297.50-17,227.68

Finding the Fourth Proportional to 31,375.14, 43,297.50 and 17,227.68

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Solution

The fourth proportional to 31,375.14, 43,297.50 and 17,227.68 is: 23,774.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,375.14 : 43,297.50 = 17,227.68 : x
  2. Step 2: Convert to fraction form
    31,375.14/43,297.50 = 17,227.68/x
  3. Step 3: Cross multiply
    31,375.14x = 43,297.50 × 17,227.68
  4. Step 4: Simplify right side
    31,375.14x = 745,915,474.80
  5. Step 5: Solve for x
    x = 745,915,474.80/31,375.14
  6. Step 6: Final answer
    x = 23,774.09

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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.