Home / 32,540.13-48,791.97-12,813.39

Finding the Fourth Proportional to 32,540.13, 48,791.97 and 12,813.39

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Solution

The fourth proportional to 32,540.13, 48,791.97 and 12,813.39 is: 19,212.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,540.13 : 48,791.97 = 12,813.39 : x
  2. Step 2: Convert to fraction form
    32,540.13/48,791.97 = 12,813.39/x
  3. Step 3: Cross multiply
    32,540.13x = 48,791.97 × 12,813.39
  4. Step 4: Simplify right side
    32,540.13x = 625,190,540.48
  5. Step 5: Solve for x
    x = 625,190,540.48/32,540.13
  6. Step 6: Final answer
    x = 19,212.91

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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.