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Finding the Fourth Proportional to 55,369.84, 83,067.99 and 17,929.96

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Solution

The fourth proportional to 55,369.84, 83,067.99 and 17,929.96 is: 26,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,369.84 : 83,067.99 = 17,929.96 : x
  2. Step 2: Convert to fraction form
    55,369.84/83,067.99 = 17,929.96/x
  3. Step 3: Cross multiply
    55,369.84x = 83,067.99 × 17,929.96
  4. Step 4: Simplify right side
    55,369.84x = 1,489,405,737.98
  5. Step 5: Solve for x
    x = 1,489,405,737.98/55,369.84
  6. Step 6: Final answer
    x = 26,899.22

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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.