Home / 50,470.11-69,648.39-27,808.56

Finding the Fourth Proportional to 50,470.11, 69,648.39 and 27,808.56

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Solution

The fourth proportional to 50,470.11, 69,648.39 and 27,808.56 is: 38,375.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,470.11 : 69,648.39 = 27,808.56 : x
  2. Step 2: Convert to fraction form
    50,470.11/69,648.39 = 27,808.56/x
  3. Step 3: Cross multiply
    50,470.11x = 69,648.39 × 27,808.56
  4. Step 4: Simplify right side
    50,470.11x = 1,936,821,432.22
  5. Step 5: Solve for x
    x = 1,936,821,432.22/50,470.11
  6. Step 6: Final answer
    x = 38,375.61

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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.