Home / 54,622.08-81,844.48-21,304.48

Finding the Fourth Proportional to 54,622.08, 81,844.48 and 21,304.48

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Solution

The fourth proportional to 54,622.08, 81,844.48 and 21,304.48 is: 31,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,622.08 : 81,844.48 = 21,304.48 : x
  2. Step 2: Convert to fraction form
    54,622.08/81,844.48 = 21,304.48/x
  3. Step 3: Cross multiply
    54,622.08x = 81,844.48 × 21,304.48
  4. Step 4: Simplify right side
    54,622.08x = 1,743,654,087.27
  5. Step 5: Solve for x
    x = 1,743,654,087.27/54,622.08
  6. Step 6: Final answer
    x = 31,922.15

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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.