Home / 55,208.39-82,825.79-17,771.96

Finding the Fourth Proportional to 55,208.39, 82,825.79 and 17,771.96

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Solution

The fourth proportional to 55,208.39, 82,825.79 and 17,771.96 is: 26,662.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,208.39 : 82,825.79 = 17,771.96 : x
  2. Step 2: Convert to fraction form
    55,208.39/82,825.79 = 17,771.96/x
  3. Step 3: Cross multiply
    55,208.39x = 82,825.79 × 17,771.96
  4. Step 4: Simplify right side
    55,208.39x = 1,471,976,379.13
  5. Step 5: Solve for x
    x = 1,471,976,379.13/55,208.39
  6. Step 6: Final answer
    x = 26,662.19

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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.