Home / 36,636.60-50,542.45-21,522.44

Finding the Fourth Proportional to 36,636.60, 50,542.45 and 21,522.44

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Solution

The fourth proportional to 36,636.60, 50,542.45 and 21,522.44 is: 29,691.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,636.60 : 50,542.45 = 21,522.44 : x
  2. Step 2: Convert to fraction form
    36,636.60/50,542.45 = 21,522.44/x
  3. Step 3: Cross multiply
    36,636.60x = 50,542.45 × 21,522.44
  4. Step 4: Simplify right side
    36,636.60x = 1,087,796,901.38
  5. Step 5: Solve for x
    x = 1,087,796,901.38/36,636.60
  6. Step 6: Final answer
    x = 29,691.54

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Half scale
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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.