Home / 36,310.17-50,105.34-20,397.27

Finding the Fourth Proportional to 36,310.17, 50,105.34 and 20,397.27

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Solution

The fourth proportional to 36,310.17, 50,105.34 and 20,397.27 is: 28,146.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,310.17 : 50,105.34 = 20,397.27 : x
  2. Step 2: Convert to fraction form
    36,310.17/50,105.34 = 20,397.27/x
  3. Step 3: Cross multiply
    36,310.17x = 50,105.34 × 20,397.27
  4. Step 4: Simplify right side
    36,310.17x = 1,022,012,148.42
  5. Step 5: Solve for x
    x = 1,022,012,148.42/36,310.17
  6. Step 6: Final answer
    x = 28,146.72

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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.