Home / 36,335.80-54,530.70-18,796.60

Finding the Fourth Proportional to 36,335.80, 54,530.70 and 18,796.60

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Solution

The fourth proportional to 36,335.80, 54,530.70 and 18,796.60 is: 28,208.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,335.80 : 54,530.70 = 18,796.60 : x
  2. Step 2: Convert to fraction form
    36,335.80/54,530.70 = 18,796.60/x
  3. Step 3: Cross multiply
    36,335.80x = 54,530.70 × 18,796.60
  4. Step 4: Simplify right side
    36,335.80x = 1,024,991,755.62
  5. Step 5: Solve for x
    x = 1,024,991,755.62/36,335.80
  6. Step 6: Final answer
    x = 28,208.87

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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.