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Finding the Fourth Proportional to 33,542.62, 50,314.45 and 8,582.12

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Solution

The fourth proportional to 33,542.62, 50,314.45 and 8,582.12 is: 12,873.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,542.62 : 50,314.45 = 8,582.12 : x
  2. Step 2: Convert to fraction form
    33,542.62/50,314.45 = 8,582.12/x
  3. Step 3: Cross multiply
    33,542.62x = 50,314.45 × 8,582.12
  4. Step 4: Simplify right side
    33,542.62x = 431,804,647.63
  5. Step 5: Solve for x
    x = 431,804,647.63/33,542.62
  6. Step 6: Final answer
    x = 12,873.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.