Home / 33,820.20-50,657.40-30,126.60

Finding the Fourth Proportional to 33,820.20, 50,657.40 and 30,126.60

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Solution

The fourth proportional to 33,820.20, 50,657.40 and 30,126.60 is: 45,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,820.20 : 50,657.40 = 30,126.60 : x
  2. Step 2: Convert to fraction form
    33,820.20/50,657.40 = 30,126.60/x
  3. Step 3: Cross multiply
    33,820.20x = 50,657.40 × 30,126.60
  4. Step 4: Simplify right side
    33,820.20x = 1,526,135,226.84
  5. Step 5: Solve for x
    x = 1,526,135,226.84/33,820.20
  6. Step 6: Final answer
    x = 45,124.96

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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.