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Finding the Fourth Proportional to 33,239.52, 49,858.92 and 9,866.16

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Solution

The fourth proportional to 33,239.52, 49,858.92 and 9,866.16 is: 14,799.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,239.52 : 49,858.92 = 9,866.16 : x
  2. Step 2: Convert to fraction form
    33,239.52/49,858.92 = 9,866.16/x
  3. Step 3: Cross multiply
    33,239.52x = 49,858.92 × 9,866.16
  4. Step 4: Simplify right side
    33,239.52x = 491,916,082.15
  5. Step 5: Solve for x
    x = 491,916,082.15/33,239.52
  6. Step 6: Final answer
    x = 14,799.13

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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.