Home / 55,054.43-82,552.49-21,773.15

Finding the Fourth Proportional to 55,054.43, 82,552.49 and 21,773.15

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Solution

The fourth proportional to 55,054.43, 82,552.49 and 21,773.15 is: 32,648.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,054.43 : 82,552.49 = 21,773.15 : x
  2. Step 2: Convert to fraction form
    55,054.43/82,552.49 = 21,773.15/x
  3. Step 3: Cross multiply
    55,054.43x = 82,552.49 × 21,773.15
  4. Step 4: Simplify right side
    55,054.43x = 1,797,427,747.64
  5. Step 5: Solve for x
    x = 1,797,427,747.64/55,054.43
  6. Step 6: Final answer
    x = 32,648.19

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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.