Home / 50,047.74-69,067.44-28,826.64

Finding the Fourth Proportional to 50,047.74, 69,067.44 and 28,826.64

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Solution

The fourth proportional to 50,047.74, 69,067.44 and 28,826.64 is: 39,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,047.74 : 69,067.44 = 28,826.64 : x
  2. Step 2: Convert to fraction form
    50,047.74/69,067.44 = 28,826.64/x
  3. Step 3: Cross multiply
    50,047.74x = 69,067.44 × 28,826.64
  4. Step 4: Simplify right side
    50,047.74x = 1,990,982,228.60
  5. Step 5: Solve for x
    x = 1,990,982,228.60/50,047.74
  6. Step 6: Final answer
    x = 39,781.66

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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.