Home / 33,107.26-49,638.97-13,103.50

Finding the Fourth Proportional to 33,107.26, 49,638.97 and 13,103.50

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Solution

The fourth proportional to 33,107.26, 49,638.97 and 13,103.50 is: 19,646.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,107.26 : 49,638.97 = 13,103.50 : x
  2. Step 2: Convert to fraction form
    33,107.26/49,638.97 = 13,103.50/x
  3. Step 3: Cross multiply
    33,107.26x = 49,638.97 × 13,103.50
  4. Step 4: Simplify right side
    33,107.26x = 650,444,243.40
  5. Step 5: Solve for x
    x = 650,444,243.40/33,107.26
  6. Step 6: Final answer
    x = 19,646.57

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1.5x scale

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.