Home / 39,096.64-53,976.48-25,691.36

Finding the Fourth Proportional to 39,096.64, 53,976.48 and 25,691.36

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Solution

The fourth proportional to 39,096.64, 53,976.48 and 25,691.36 is: 35,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,096.64 : 53,976.48 = 25,691.36 : x
  2. Step 2: Convert to fraction form
    39,096.64/53,976.48 = 25,691.36/x
  3. Step 3: Cross multiply
    39,096.64x = 53,976.48 × 25,691.36
  4. Step 4: Simplify right side
    39,096.64x = 1,386,729,179.21
  5. Step 5: Solve for x
    x = 1,386,729,179.21/39,096.64
  6. Step 6: Final answer
    x = 35,469.27

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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.