Home / 23,194.44-31,997.70-13,759.56

Finding the Fourth Proportional to 23,194.44, 31,997.70 and 13,759.56

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Solution

The fourth proportional to 23,194.44, 31,997.70 and 13,759.56 is: 18,981.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,194.44 : 31,997.70 = 13,759.56 : x
  2. Step 2: Convert to fraction form
    23,194.44/31,997.70 = 13,759.56/x
  3. Step 3: Cross multiply
    23,194.44x = 31,997.70 × 13,759.56
  4. Step 4: Simplify right side
    23,194.44x = 440,274,273.01
  5. Step 5: Solve for x
    x = 440,274,273.01/23,194.44
  6. Step 6: Final answer
    x = 18,981.89

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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.