Home / 50,775.62-70,067.39-28,113.35

Finding the Fourth Proportional to 50,775.62, 70,067.39 and 28,113.35

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Solution

The fourth proportional to 50,775.62, 70,067.39 and 28,113.35 is: 38,794.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,775.62 : 70,067.39 = 28,113.35 : x
  2. Step 2: Convert to fraction form
    50,775.62/70,067.39 = 28,113.35/x
  3. Step 3: Cross multiply
    50,775.62x = 70,067.39 × 28,113.35
  4. Step 4: Simplify right side
    50,775.62x = 1,969,829,058.66
  5. Step 5: Solve for x
    x = 1,969,829,058.66/50,775.62
  6. Step 6: Final answer
    x = 38,794.78

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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.