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Finding the Fourth Proportional to 36,480.54, 50,344.17 and 22,143

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Solution

The fourth proportional to 36,480.54, 50,344.17 and 22,143 is: 30,557.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,480.54 : 50,344.17 = 22,143 : x
  2. Step 2: Convert to fraction form
    36,480.54/50,344.17 = 22,143/x
  3. Step 3: Cross multiply
    36,480.54x = 50,344.17 × 22,143
  4. Step 4: Simplify right side
    36,480.54x = 1,114,770,956.31
  5. Step 5: Solve for x
    x = 1,114,770,956.31/36,480.54
  6. Step 6: Final answer
    x = 30,557.96

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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.