Home / 47,198.43-65,135.07-25,689.60

Finding the Fourth Proportional to 47,198.43, 65,135.07 and 25,689.60

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Solution

The fourth proportional to 47,198.43, 65,135.07 and 25,689.60 is: 35,452.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,198.43 : 65,135.07 = 25,689.60 : x
  2. Step 2: Convert to fraction form
    47,198.43/65,135.07 = 25,689.60/x
  3. Step 3: Cross multiply
    47,198.43x = 65,135.07 × 25,689.60
  4. Step 4: Simplify right side
    47,198.43x = 1,673,293,894.27
  5. Step 5: Solve for x
    x = 1,673,293,894.27/47,198.43
  6. Step 6: Final answer
    x = 35,452.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.