Home / 23,755.14-32,781.66-13,144.77

Finding the Fourth Proportional to 23,755.14, 32,781.66 and 13,144.77

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Solution

The fourth proportional to 23,755.14, 32,781.66 and 13,144.77 is: 18,139.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,755.14 : 32,781.66 = 13,144.77 : x
  2. Step 2: Convert to fraction form
    23,755.14/32,781.66 = 13,144.77/x
  3. Step 3: Cross multiply
    23,755.14x = 32,781.66 × 13,144.77
  4. Step 4: Simplify right side
    23,755.14x = 430,907,380.92
  5. Step 5: Solve for x
    x = 430,907,380.92/23,755.14
  6. Step 6: Final answer
    x = 18,139.54

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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.