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Finding the Fourth Proportional to 29,887.38, 44,836.97 and 8,827.78

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Solution

The fourth proportional to 29,887.38, 44,836.97 and 8,827.78 is: 13,243.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,887.38 : 44,836.97 = 8,827.78 : x
  2. Step 2: Convert to fraction form
    29,887.38/44,836.97 = 8,827.78/x
  3. Step 3: Cross multiply
    29,887.38x = 44,836.97 × 8,827.78
  4. Step 4: Simplify right side
    29,887.38x = 395,810,907.03
  5. Step 5: Solve for x
    x = 395,810,907.03/29,887.38
  6. Step 6: Final answer
    x = 13,243.41

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1.5x scale

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.