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Finding the Fourth Proportional to 50,808.57, 76,212.17 and 15,748.22

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Solution

The fourth proportional to 50,808.57, 76,212.17 and 15,748.22 is: 23,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,808.57 : 76,212.17 = 15,748.22 : x
  2. Step 2: Convert to fraction form
    50,808.57/76,212.17 = 15,748.22/x
  3. Step 3: Cross multiply
    50,808.57x = 76,212.17 × 15,748.22
  4. Step 4: Simplify right side
    50,808.57x = 1,200,206,146.39
  5. Step 5: Solve for x
    x = 1,200,206,146.39/50,808.57
  6. Step 6: Final answer
    x = 23,622.12

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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.