Home / 50,728.44-70,004.32-28,067.43

Finding the Fourth Proportional to 50,728.44, 70,004.32 and 28,067.43

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Solution

The fourth proportional to 50,728.44, 70,004.32 and 28,067.43 is: 38,732.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,728.44 : 70,004.32 = 28,067.43 : x
  2. Step 2: Convert to fraction form
    50,728.44/70,004.32 = 28,067.43/x
  3. Step 3: Cross multiply
    50,728.44x = 70,004.32 × 28,067.43
  4. Step 4: Simplify right side
    50,728.44x = 1,964,841,202.50
  5. Step 5: Solve for x
    x = 1,964,841,202.50/50,728.44
  6. Step 6: Final answer
    x = 38,732.54

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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.