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Finding the Fourth Proportional to 36,486.97, 54,747.45 and 35,897.29

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Solution

The fourth proportional to 36,486.97, 54,747.45 and 35,897.29 is: 53,862.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,486.97 : 54,747.45 = 35,897.29 : x
  2. Step 2: Convert to fraction form
    36,486.97/54,747.45 = 35,897.29/x
  3. Step 3: Cross multiply
    36,486.97x = 54,747.45 × 35,897.29
  4. Step 4: Simplify right side
    36,486.97x = 1,965,285,089.41
  5. Step 5: Solve for x
    x = 1,965,285,089.41/36,486.97
  6. Step 6: Final answer
    x = 53,862.66

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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.