Home / 54,919.53-82,349.78-17,469.45

Finding the Fourth Proportional to 54,919.53, 82,349.78 and 17,469.45

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Solution

The fourth proportional to 54,919.53, 82,349.78 and 17,469.45 is: 26,194.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,919.53 : 82,349.78 = 17,469.45 : x
  2. Step 2: Convert to fraction form
    54,919.53/82,349.78 = 17,469.45/x
  3. Step 3: Cross multiply
    54,919.53x = 82,349.78 × 17,469.45
  4. Step 4: Simplify right side
    54,919.53x = 1,438,605,276.87
  5. Step 5: Solve for x
    x = 1,438,605,276.87/54,919.53
  6. Step 6: Final answer
    x = 26,194.78

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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.