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Finding the Fourth Proportional to 32,080.80, 48,056.40 and 22,231.20

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Solution

The fourth proportional to 32,080.80, 48,056.40 and 22,231.20 is: 33,301.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,080.80 : 48,056.40 = 22,231.20 : x
  2. Step 2: Convert to fraction form
    32,080.80/48,056.40 = 22,231.20/x
  3. Step 3: Cross multiply
    32,080.80x = 48,056.40 × 22,231.20
  4. Step 4: Simplify right side
    32,080.80x = 1,068,351,439.68
  5. Step 5: Solve for x
    x = 1,068,351,439.68/32,080.80
  6. Step 6: Final answer
    x = 33,301.90

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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.