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Finding the Fourth Proportional to 36,374.10, 50,192.19 and 20,458.20

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Solution

The fourth proportional to 36,374.10, 50,192.19 and 20,458.20 is: 28,230.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,374.10 : 50,192.19 = 20,458.20 : x
  2. Step 2: Convert to fraction form
    36,374.10/50,192.19 = 20,458.20/x
  3. Step 3: Cross multiply
    36,374.10x = 50,192.19 × 20,458.20
  4. Step 4: Simplify right side
    36,374.10x = 1,026,842,049.68
  5. Step 5: Solve for x
    x = 1,026,842,049.68/36,374.10
  6. Step 6: Final answer
    x = 28,230.04

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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.