Home / 50,855.48-76,286.58-17,578.76

Finding the Fourth Proportional to 50,855.48, 76,286.58 and 17,578.76

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Solution

The fourth proportional to 50,855.48, 76,286.58 and 17,578.76 is: 26,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,855.48 : 76,286.58 = 17,578.76 : x
  2. Step 2: Convert to fraction form
    50,855.48/76,286.58 = 17,578.76/x
  3. Step 3: Cross multiply
    50,855.48x = 76,286.58 × 17,578.76
  4. Step 4: Simplify right side
    50,855.48x = 1,341,023,481.04
  5. Step 5: Solve for x
    x = 1,341,023,481.04/50,855.48
  6. Step 6: Final answer
    x = 26,369.30

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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.