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Finding the Fourth Proportional to 34,504.52, 51,690.79 and 28,917.94

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Solution

The fourth proportional to 34,504.52, 51,690.79 and 28,917.94 is: 43,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,504.52 : 51,690.79 = 28,917.94 : x
  2. Step 2: Convert to fraction form
    34,504.52/51,690.79 = 28,917.94/x
  3. Step 3: Cross multiply
    34,504.52x = 51,690.79 × 28,917.94
  4. Step 4: Simplify right side
    34,504.52x = 1,494,790,962.25
  5. Step 5: Solve for x
    x = 1,494,790,962.25/34,504.52
  6. Step 6: Final answer
    x = 43,321.60

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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.