Home / 50,380.36-75,604.50-20,797.54

Finding the Fourth Proportional to 50,380.36, 75,604.50 and 20,797.54

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Solution

The fourth proportional to 50,380.36, 75,604.50 and 20,797.54 is: 31,210.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,380.36 : 75,604.50 = 20,797.54 : x
  2. Step 2: Convert to fraction form
    50,380.36/75,604.50 = 20,797.54/x
  3. Step 3: Cross multiply
    50,380.36x = 75,604.50 × 20,797.54
  4. Step 4: Simplify right side
    50,380.36x = 1,572,387,612.93
  5. Step 5: Solve for x
    x = 1,572,387,612.93/50,380.36
  6. Step 6: Final answer
    x = 31,210.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.