Home / 32,135.05-48,201.21-8,761.48

Finding the Fourth Proportional to 32,135.05, 48,201.21 and 8,761.48

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Solution

The fourth proportional to 32,135.05, 48,201.21 and 8,761.48 is: 13,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,135.05 : 48,201.21 = 8,761.48 : x
  2. Step 2: Convert to fraction form
    32,135.05/48,201.21 = 8,761.48/x
  3. Step 3: Cross multiply
    32,135.05x = 48,201.21 × 8,761.48
  4. Step 4: Simplify right side
    32,135.05x = 422,313,937.39
  5. Step 5: Solve for x
    x = 422,313,937.39/32,135.05
  6. Step 6: Final answer
    x = 13,141.85

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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.