Home / 23,183.26-31,997.03-13,114.86

Finding the Fourth Proportional to 23,183.26, 31,997.03 and 13,114.86

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Solution

The fourth proportional to 23,183.26, 31,997.03 and 13,114.86 is: 18,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,183.26 : 31,997.03 = 13,114.86 : x
  2. Step 2: Convert to fraction form
    23,183.26/31,997.03 = 13,114.86/x
  3. Step 3: Cross multiply
    23,183.26x = 31,997.03 × 13,114.86
  4. Step 4: Simplify right side
    23,183.26x = 419,636,563.29
  5. Step 5: Solve for x
    x = 419,636,563.29/23,183.26
  6. Step 6: Final answer
    x = 18,100.84

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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.