Home / 47,734.54-71,629.56-19,657.42

Finding the Fourth Proportional to 47,734.54, 71,629.56 and 19,657.42

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Solution

The fourth proportional to 47,734.54, 71,629.56 and 19,657.42 is: 29,497.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,734.54 : 71,629.56 = 19,657.42 : x
  2. Step 2: Convert to fraction form
    47,734.54/71,629.56 = 19,657.42/x
  3. Step 3: Cross multiply
    47,734.54x = 71,629.56 × 19,657.42
  4. Step 4: Simplify right side
    47,734.54x = 1,408,052,166.26
  5. Step 5: Solve for x
    x = 1,408,052,166.26/47,734.54
  6. Step 6: Final answer
    x = 29,497.56

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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.