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Finding the Fourth Proportional to 45,874.35, 68,830.97 and 17,814.33

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Solution

The fourth proportional to 45,874.35, 68,830.97 and 17,814.33 is: 26,729.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,874.35 : 68,830.97 = 17,814.33 : x
  2. Step 2: Convert to fraction form
    45,874.35/68,830.97 = 17,814.33/x
  3. Step 3: Cross multiply
    45,874.35x = 68,830.97 × 17,814.33
  4. Step 4: Simplify right side
    45,874.35x = 1,226,177,524.73
  5. Step 5: Solve for x
    x = 1,226,177,524.73/45,874.35
  6. Step 6: Final answer
    x = 26,729.04

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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.