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Finding the Fourth Proportional to 36,471.10, 50,305.09 and 22,330.90

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Solution

The fourth proportional to 36,471.10, 50,305.09 and 22,330.90 is: 30,801.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,471.10 : 50,305.09 = 22,330.90 : x
  2. Step 2: Convert to fraction form
    36,471.10/50,305.09 = 22,330.90/x
  3. Step 3: Cross multiply
    36,471.10x = 50,305.09 × 22,330.90
  4. Step 4: Simplify right side
    36,471.10x = 1,123,357,934.28
  5. Step 5: Solve for x
    x = 1,123,357,934.28/36,471.10
  6. Step 6: Final answer
    x = 30,801.32

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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.