Home / 36,126.10-49,857-20,212.03

Finding the Fourth Proportional to 36,126.10, 49,857 and 20,212.03

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Solution

The fourth proportional to 36,126.10, 49,857 and 20,212.03 is: 27,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,126.10 : 49,857 = 20,212.03 : x
  2. Step 2: Convert to fraction form
    36,126.10/49,857 = 20,212.03/x
  3. Step 3: Cross multiply
    36,126.10x = 49,857 × 20,212.03
  4. Step 4: Simplify right side
    36,126.10x = 1,007,710,930.43
  5. Step 5: Solve for x
    x = 1,007,710,930.43/36,126.10
  6. Step 6: Final answer
    x = 27,894.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.