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Finding the Fourth Proportional to 37,229.80, 55,847.40 and 22,406.80

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Solution

The fourth proportional to 37,229.80, 55,847.40 and 22,406.80 is: 33,611.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,229.80 : 55,847.40 = 22,406.80 : x
  2. Step 2: Convert to fraction form
    37,229.80/55,847.40 = 22,406.80/x
  3. Step 3: Cross multiply
    37,229.80x = 55,847.40 × 22,406.80
  4. Step 4: Simplify right side
    37,229.80x = 1,251,361,522.32
  5. Step 5: Solve for x
    x = 1,251,361,522.32/37,229.80
  6. Step 6: Final answer
    x = 33,611.82

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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.