Home / 33,126.79-49,695.11-10,942.51

Finding the Fourth Proportional to 33,126.79, 49,695.11 and 10,942.51

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Solution

The fourth proportional to 33,126.79, 49,695.11 and 10,942.51 is: 16,415.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,126.79 : 49,695.11 = 10,942.51 : x
  2. Step 2: Convert to fraction form
    33,126.79/49,695.11 = 10,942.51/x
  3. Step 3: Cross multiply
    33,126.79x = 49,695.11 × 10,942.51
  4. Step 4: Simplify right side
    33,126.79x = 543,789,238.13
  5. Step 5: Solve for x
    x = 543,789,238.13/33,126.79
  6. Step 6: Final answer
    x = 16,415.39

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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.