Home / 48,142.44-72,169.92-21,832.83

Finding the Fourth Proportional to 48,142.44, 72,169.92 and 21,832.83

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Solution

The fourth proportional to 48,142.44, 72,169.92 and 21,832.83 is: 32,729.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,142.44 : 72,169.92 = 21,832.83 : x
  2. Step 2: Convert to fraction form
    48,142.44/72,169.92 = 21,832.83/x
  3. Step 3: Cross multiply
    48,142.44x = 72,169.92 × 21,832.83
  4. Step 4: Simplify right side
    48,142.44x = 1,575,673,594.47
  5. Step 5: Solve for x
    x = 1,575,673,594.47/48,142.44
  6. Step 6: Final answer
    x = 32,729.41

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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.