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Finding the Fourth Proportional to 33,825.20, 50,737.80 and 32,212.40

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Solution

The fourth proportional to 33,825.20, 50,737.80 and 32,212.40 is: 48,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,825.20 : 50,737.80 = 32,212.40 : x
  2. Step 2: Convert to fraction form
    33,825.20/50,737.80 = 32,212.40/x
  3. Step 3: Cross multiply
    33,825.20x = 50,737.80 × 32,212.40
  4. Step 4: Simplify right side
    33,825.20x = 1,634,386,308.72
  5. Step 5: Solve for x
    x = 1,634,386,308.72/33,825.20
  6. Step 6: Final answer
    x = 48,318.60

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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.