Home / 47,942.75-71,924.49-18,360.59

Finding the Fourth Proportional to 47,942.75, 71,924.49 and 18,360.59

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Solution

The fourth proportional to 47,942.75, 71,924.49 and 18,360.59 is: 27,544.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,942.75 : 71,924.49 = 18,360.59 : x
  2. Step 2: Convert to fraction form
    47,942.75/71,924.49 = 18,360.59/x
  3. Step 3: Cross multiply
    47,942.75x = 71,924.49 × 18,360.59
  4. Step 4: Simplify right side
    47,942.75x = 1,320,575,712.23
  5. Step 5: Solve for x
    x = 1,320,575,712.23/47,942.75
  6. Step 6: Final answer
    x = 27,544.85

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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.