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Finding the Fourth Proportional to 48,589.80, 72,884.70 and 32,922.60

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Solution

The fourth proportional to 48,589.80, 72,884.70 and 32,922.60 is: 49,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,589.80 : 72,884.70 = 32,922.60 : x
  2. Step 2: Convert to fraction form
    48,589.80/72,884.70 = 32,922.60/x
  3. Step 3: Cross multiply
    48,589.80x = 72,884.70 × 32,922.60
  4. Step 4: Simplify right side
    48,589.80x = 2,399,553,824.22
  5. Step 5: Solve for x
    x = 2,399,553,824.22/48,589.80
  6. Step 6: Final answer
    x = 49,383.90

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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.