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Finding the Fourth Proportional to 55,891.44, 83,837.07 and 14,338.44

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Solution

The fourth proportional to 55,891.44, 83,837.07 and 14,338.44 is: 21,507.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,891.44 : 83,837.07 = 14,338.44 : x
  2. Step 2: Convert to fraction form
    55,891.44/83,837.07 = 14,338.44/x
  3. Step 3: Cross multiply
    55,891.44x = 83,837.07 × 14,338.44
  4. Step 4: Simplify right side
    55,891.44x = 1,202,092,797.97
  5. Step 5: Solve for x
    x = 1,202,092,797.97/55,891.44
  6. Step 6: Final answer
    x = 21,507.64

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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.