Home / 50,243.75-69,343.44-28,738.02

Finding the Fourth Proportional to 50,243.75, 69,343.44 and 28,738.02

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Solution

The fourth proportional to 50,243.75, 69,343.44 and 28,738.02 is: 39,662.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,243.75 : 69,343.44 = 28,738.02 : x
  2. Step 2: Convert to fraction form
    50,243.75/69,343.44 = 28,738.02/x
  3. Step 3: Cross multiply
    50,243.75x = 69,343.44 × 28,738.02
  4. Step 4: Simplify right side
    50,243.75x = 1,992,793,165.59
  5. Step 5: Solve for x
    x = 1,992,793,165.59/50,243.75
  6. Step 6: Final answer
    x = 39,662.51

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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.