Home / 36,372.12-50,193.56-20,456.60

Finding the Fourth Proportional to 36,372.12, 50,193.56 and 20,456.60

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Solution

The fourth proportional to 36,372.12, 50,193.56 and 20,456.60 is: 28,230.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,372.12 : 50,193.56 = 20,456.60 : x
  2. Step 2: Convert to fraction form
    36,372.12/50,193.56 = 20,456.60/x
  3. Step 3: Cross multiply
    36,372.12x = 50,193.56 × 20,456.60
  4. Step 4: Simplify right side
    36,372.12x = 1,026,789,579.50
  5. Step 5: Solve for x
    x = 1,026,789,579.50/36,372.12
  6. Step 6: Final answer
    x = 28,230.13

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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.