Home / 50,824.80-76,245.30-21,227.40

Finding the Fourth Proportional to 50,824.80, 76,245.30 and 21,227.40

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Solution

The fourth proportional to 50,824.80, 76,245.30 and 21,227.40 is: 31,844.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,824.80 : 76,245.30 = 21,227.40 : x
  2. Step 2: Convert to fraction form
    50,824.80/76,245.30 = 21,227.40/x
  3. Step 3: Cross multiply
    50,824.80x = 76,245.30 × 21,227.40
  4. Step 4: Simplify right side
    50,824.80x = 1,618,489,481.22
  5. Step 5: Solve for x
    x = 1,618,489,481.22/50,824.80
  6. Step 6: Final answer
    x = 31,844.48

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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.