Home / 36,228.54-54,304.45-12,189.96

Finding the Fourth Proportional to 36,228.54, 54,304.45 and 12,189.96

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Solution

The fourth proportional to 36,228.54, 54,304.45 and 12,189.96 is: 18,272.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,228.54 : 54,304.45 = 12,189.96 : x
  2. Step 2: Convert to fraction form
    36,228.54/54,304.45 = 12,189.96/x
  3. Step 3: Cross multiply
    36,228.54x = 54,304.45 × 12,189.96
  4. Step 4: Simplify right side
    36,228.54x = 661,969,073.32
  5. Step 5: Solve for x
    x = 661,969,073.32/36,228.54
  6. Step 6: Final answer
    x = 18,272.03

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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.