Home / 50,608.26-69,840.09-27,948.78

Finding the Fourth Proportional to 50,608.26, 69,840.09 and 27,948.78

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Solution

The fourth proportional to 50,608.26, 69,840.09 and 27,948.78 is: 38,569.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,608.26 : 69,840.09 = 27,948.78 : x
  2. Step 2: Convert to fraction form
    50,608.26/69,840.09 = 27,948.78/x
  3. Step 3: Cross multiply
    50,608.26x = 69,840.09 × 27,948.78
  4. Step 4: Simplify right side
    50,608.26x = 1,951,945,310.59
  5. Step 5: Solve for x
    x = 1,951,945,310.59/50,608.26
  6. Step 6: Final answer
    x = 38,569.70

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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.