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Finding the Fourth Proportional to 44,640.78, 66,918.46 and 16,553.32

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Solution

The fourth proportional to 44,640.78, 66,918.46 and 16,553.32 is: 24,814.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,640.78 : 66,918.46 = 16,553.32 : x
  2. Step 2: Convert to fraction form
    44,640.78/66,918.46 = 16,553.32/x
  3. Step 3: Cross multiply
    44,640.78x = 66,918.46 × 16,553.32
  4. Step 4: Simplify right side
    44,640.78x = 1,107,722,682.29
  5. Step 5: Solve for x
    x = 1,107,722,682.29/44,640.78
  6. Step 6: Final answer
    x = 24,814.14

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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.