Home / 38,811.48-58,161.60-22,137

Finding the Fourth Proportional to 38,811.48, 58,161.60 and 22,137

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Solution

The fourth proportional to 38,811.48, 58,161.60 and 22,137 is: 33,173.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,811.48 : 58,161.60 = 22,137 : x
  2. Step 2: Convert to fraction form
    38,811.48/58,161.60 = 22,137/x
  3. Step 3: Cross multiply
    38,811.48x = 58,161.60 × 22,137
  4. Step 4: Simplify right side
    38,811.48x = 1,287,523,339.20
  5. Step 5: Solve for x
    x = 1,287,523,339.20/38,811.48
  6. Step 6: Final answer
    x = 33,173.78

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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.