Home / 33,255.25-49,905.49-13,537.40

Finding the Fourth Proportional to 33,255.25, 49,905.49 and 13,537.40

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Solution

The fourth proportional to 33,255.25, 49,905.49 and 13,537.40 is: 20,315.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,255.25 : 49,905.49 = 13,537.40 : x
  2. Step 2: Convert to fraction form
    33,255.25/49,905.49 = 13,537.40/x
  3. Step 3: Cross multiply
    33,255.25x = 49,905.49 × 13,537.40
  4. Step 4: Simplify right side
    33,255.25x = 675,590,580.33
  5. Step 5: Solve for x
    x = 675,590,580.33/33,255.25
  6. Step 6: Final answer
    x = 20,315.31

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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.