Home / 33,738.36-46,558.60-18,631

Finding the Fourth Proportional to 33,738.36, 46,558.60 and 18,631

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Solution

The fourth proportional to 33,738.36, 46,558.60 and 18,631 is: 25,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,738.36 : 46,558.60 = 18,631 : x
  2. Step 2: Convert to fraction form
    33,738.36/46,558.60 = 18,631/x
  3. Step 3: Cross multiply
    33,738.36x = 46,558.60 × 18,631
  4. Step 4: Simplify right side
    33,738.36x = 867,433,276.60
  5. Step 5: Solve for x
    x = 867,433,276.60/33,738.36
  6. Step 6: Final answer
    x = 25,710.59

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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.