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Finding the Fourth Proportional to 52,936.56, 79,404.84 and 17,900.82

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Solution

The fourth proportional to 52,936.56, 79,404.84 and 17,900.82 is: 26,851.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,936.56 : 79,404.84 = 17,900.82 : x
  2. Step 2: Convert to fraction form
    52,936.56/79,404.84 = 17,900.82/x
  3. Step 3: Cross multiply
    52,936.56x = 79,404.84 × 17,900.82
  4. Step 4: Simplify right side
    52,936.56x = 1,421,411,747.97
  5. Step 5: Solve for x
    x = 1,421,411,747.97/52,936.56
  6. Step 6: Final answer
    x = 26,851.23

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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.