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Finding the Fourth Proportional to 33,236.48, 49,859.84 and 9,859.84

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Solution

The fourth proportional to 33,236.48, 49,859.84 and 9,859.84 is: 14,791.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,236.48 : 49,859.84 = 9,859.84 : x
  2. Step 2: Convert to fraction form
    33,236.48/49,859.84 = 9,859.84/x
  3. Step 3: Cross multiply
    33,236.48x = 49,859.84 × 9,859.84
  4. Step 4: Simplify right side
    33,236.48x = 491,610,044.83
  5. Step 5: Solve for x
    x = 491,610,044.83/33,236.48
  6. Step 6: Final answer
    x = 14,791.28

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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.