Home / 47,149.36-65,067.24-25,930

Finding the Fourth Proportional to 47,149.36, 65,067.24 and 25,930

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Solution

The fourth proportional to 47,149.36, 65,067.24 and 25,930 is: 35,784.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,149.36 : 65,067.24 = 25,930 : x
  2. Step 2: Convert to fraction form
    47,149.36/65,067.24 = 25,930/x
  3. Step 3: Cross multiply
    47,149.36x = 65,067.24 × 25,930
  4. Step 4: Simplify right side
    47,149.36x = 1,687,193,533.20
  5. Step 5: Solve for x
    x = 1,687,193,533.20/47,149.36
  6. Step 6: Final answer
    x = 35,784.02

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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.