Home / 33,309.16-49,979.94-15,758.08

Finding the Fourth Proportional to 33,309.16, 49,979.94 and 15,758.08

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Solution

The fourth proportional to 33,309.16, 49,979.94 and 15,758.08 is: 23,644.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,309.16 : 49,979.94 = 15,758.08 : x
  2. Step 2: Convert to fraction form
    33,309.16/49,979.94 = 15,758.08/x
  3. Step 3: Cross multiply
    33,309.16x = 49,979.94 × 15,758.08
  4. Step 4: Simplify right side
    33,309.16x = 787,587,892.92
  5. Step 5: Solve for x
    x = 787,587,892.92/33,309.16
  6. Step 6: Final answer
    x = 23,644.78

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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.