Home / 31,297.26-43,190.42-17,150.61

Finding the Fourth Proportional to 31,297.26, 43,190.42 and 17,150.61

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Solution

The fourth proportional to 31,297.26, 43,190.42 and 17,150.61 is: 23,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,297.26 : 43,190.42 = 17,150.61 : x
  2. Step 2: Convert to fraction form
    31,297.26/43,190.42 = 17,150.61/x
  3. Step 3: Cross multiply
    31,297.26x = 43,190.42 × 17,150.61
  4. Step 4: Simplify right side
    31,297.26x = 740,742,049.16
  5. Step 5: Solve for x
    x = 740,742,049.16/31,297.26
  6. Step 6: Final answer
    x = 23,667.95

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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.