Home / 50,202.12-69,278.27-28,691.62

Finding the Fourth Proportional to 50,202.12, 69,278.27 and 28,691.62

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Solution

The fourth proportional to 50,202.12, 69,278.27 and 28,691.62 is: 39,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,202.12 : 69,278.27 = 28,691.62 : x
  2. Step 2: Convert to fraction form
    50,202.12/69,278.27 = 28,691.62/x
  3. Step 3: Cross multiply
    50,202.12x = 69,278.27 × 28,691.62
  4. Step 4: Simplify right side
    50,202.12x = 1,987,705,797.10
  5. Step 5: Solve for x
    x = 1,987,705,797.10/50,202.12
  6. Step 6: Final answer
    x = 39,594.06

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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.