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Finding the Fourth Proportional to 52,512.72, 72,426.60 and 33,651.60

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Solution

The fourth proportional to 52,512.72, 72,426.60 and 33,651.60 is: 46,412.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,512.72 : 72,426.60 = 33,651.60 : x
  2. Step 2: Convert to fraction form
    52,512.72/72,426.60 = 33,651.60/x
  3. Step 3: Cross multiply
    52,512.72x = 72,426.60 × 33,651.60
  4. Step 4: Simplify right side
    52,512.72x = 2,437,270,972.56
  5. Step 5: Solve for x
    x = 2,437,270,972.56/52,512.72
  6. Step 6: Final answer
    x = 46,412.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.