Home / 47,634.20-71,402.70-27,902.60

Finding the Fourth Proportional to 47,634.20, 71,402.70 and 27,902.60

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Solution

The fourth proportional to 47,634.20, 71,402.70 and 27,902.60 is: 41,825.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,634.20 : 71,402.70 = 27,902.60 : x
  2. Step 2: Convert to fraction form
    47,634.20/71,402.70 = 27,902.60/x
  3. Step 3: Cross multiply
    47,634.20x = 71,402.70 × 27,902.60
  4. Step 4: Simplify right side
    47,634.20x = 1,992,320,977.02
  5. Step 5: Solve for x
    x = 1,992,320,977.02/47,634.20
  6. Step 6: Final answer
    x = 41,825.43

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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.