Home / 12,027.29-18,042.60-3,707.96

Finding the Fourth Proportional to 12,027.29, 18,042.60 and 3,707.96

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Solution

The fourth proportional to 12,027.29, 18,042.60 and 3,707.96 is: 5,562.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.29 : 18,042.60 = 3,707.96 : x
  2. Step 2: Convert to fraction form
    12,027.29/18,042.60 = 3,707.96/x
  3. Step 3: Cross multiply
    12,027.29x = 18,042.60 × 3,707.96
  4. Step 4: Simplify right side
    12,027.29x = 66,901,239.10
  5. Step 5: Solve for x
    x = 66,901,239.10/12,027.29
  6. Step 6: Final answer
    x = 5,562.45

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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.