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Finding the Fourth Proportional to 33,292.26, 49,945.59 and 9,920.58

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Solution

The fourth proportional to 33,292.26, 49,945.59 and 9,920.58 is: 14,883.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,292.26 : 49,945.59 = 9,920.58 : x
  2. Step 2: Convert to fraction form
    33,292.26/49,945.59 = 9,920.58/x
  3. Step 3: Cross multiply
    33,292.26x = 49,945.59 × 9,920.58
  4. Step 4: Simplify right side
    33,292.26x = 495,489,221.24
  5. Step 5: Solve for x
    x = 495,489,221.24/33,292.26
  6. Step 6: Final answer
    x = 14,883.02

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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.