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Finding the Fourth Proportional to 47,893.76, 71,873.52 and 16,729.04

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Solution

The fourth proportional to 47,893.76, 71,873.52 and 16,729.04 is: 25,105.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,893.76 : 71,873.52 = 16,729.04 : x
  2. Step 2: Convert to fraction form
    47,893.76/71,873.52 = 16,729.04/x
  3. Step 3: Cross multiply
    47,893.76x = 71,873.52 × 16,729.04
  4. Step 4: Simplify right side
    47,893.76x = 1,202,374,991.02
  5. Step 5: Solve for x
    x = 1,202,374,991.02/47,893.76
  6. Step 6: Final answer
    x = 25,105.04

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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.