Home / 33,190.37-49,670.73-31,812.56

Finding the Fourth Proportional to 33,190.37, 49,670.73 and 31,812.56

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Solution

The fourth proportional to 33,190.37, 49,670.73 and 31,812.56 is: 47,608.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,190.37 : 49,670.73 = 31,812.56 : x
  2. Step 2: Convert to fraction form
    33,190.37/49,670.73 = 31,812.56/x
  3. Step 3: Cross multiply
    33,190.37x = 49,670.73 × 31,812.56
  4. Step 4: Simplify right side
    33,190.37x = 1,580,152,830.02
  5. Step 5: Solve for x
    x = 1,580,152,830.02/33,190.37
  6. Step 6: Final answer
    x = 47,608.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.