Home / 47,921.04-71,745.96-25,380.42

Finding the Fourth Proportional to 47,921.04, 71,745.96 and 25,380.42

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Solution

The fourth proportional to 47,921.04, 71,745.96 and 25,380.42 is: 37,998.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,921.04 : 71,745.96 = 25,380.42 : x
  2. Step 2: Convert to fraction form
    47,921.04/71,745.96 = 25,380.42/x
  3. Step 3: Cross multiply
    47,921.04x = 71,745.96 × 25,380.42
  4. Step 4: Simplify right side
    47,921.04x = 1,820,942,598.10
  5. Step 5: Solve for x
    x = 1,820,942,598.10/47,921.04
  6. Step 6: Final answer
    x = 37,998.81

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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.