Home / 40,044.64-60,072.47-13,745.96

Finding the Fourth Proportional to 40,044.64, 60,072.47 and 13,745.96

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Solution

The fourth proportional to 40,044.64, 60,072.47 and 13,745.96 is: 20,620.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,044.64 : 60,072.47 = 13,745.96 : x
  2. Step 2: Convert to fraction form
    40,044.64/60,072.47 = 13,745.96/x
  3. Step 3: Cross multiply
    40,044.64x = 60,072.47 × 13,745.96
  4. Step 4: Simplify right side
    40,044.64x = 825,753,769.72
  5. Step 5: Solve for x
    x = 825,753,769.72/40,044.64
  6. Step 6: Final answer
    x = 20,620.83

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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.