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Finding the Fourth Proportional to 57,441.98, 79,273.95 and 33,571.28

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Solution

The fourth proportional to 57,441.98, 79,273.95 and 33,571.28 is: 46,330.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,441.98 : 79,273.95 = 33,571.28 : x
  2. Step 2: Convert to fraction form
    57,441.98/79,273.95 = 33,571.28/x
  3. Step 3: Cross multiply
    57,441.98x = 79,273.95 × 33,571.28
  4. Step 4: Simplify right side
    57,441.98x = 2,661,327,972.16
  5. Step 5: Solve for x
    x = 2,661,327,972.16/57,441.98
  6. Step 6: Final answer
    x = 46,330.71

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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.