Home / 48,568.06-72,781.22-21,517.77

Finding the Fourth Proportional to 48,568.06, 72,781.22 and 21,517.77

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Solution

The fourth proportional to 48,568.06, 72,781.22 and 21,517.77 is: 32,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,568.06 : 72,781.22 = 21,517.77 : x
  2. Step 2: Convert to fraction form
    48,568.06/72,781.22 = 21,517.77/x
  3. Step 3: Cross multiply
    48,568.06x = 72,781.22 × 21,517.77
  4. Step 4: Simplify right side
    48,568.06x = 1,566,089,891.24
  5. Step 5: Solve for x
    x = 1,566,089,891.24/48,568.06
  6. Step 6: Final answer
    x = 32,245.26

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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.