Home / 50,968.39-76,422.28-19,380.76

Finding the Fourth Proportional to 50,968.39, 76,422.28 and 19,380.76

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Solution

The fourth proportional to 50,968.39, 76,422.28 and 19,380.76 is: 29,059.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,968.39 : 76,422.28 = 19,380.76 : x
  2. Step 2: Convert to fraction form
    50,968.39/76,422.28 = 19,380.76/x
  3. Step 3: Cross multiply
    50,968.39x = 76,422.28 × 19,380.76
  4. Step 4: Simplify right side
    50,968.39x = 1,481,121,867.33
  5. Step 5: Solve for x
    x = 1,481,121,867.33/50,968.39
  6. Step 6: Final answer
    x = 29,059.62

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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.