Home / 27,736.13-41,603.78-12,936.75

Finding the Fourth Proportional to 27,736.13, 41,603.78 and 12,936.75

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Solution

The fourth proportional to 27,736.13, 41,603.78 and 12,936.75 is: 19,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736.13 : 41,603.78 = 12,936.75 : x
  2. Step 2: Convert to fraction form
    27,736.13/41,603.78 = 12,936.75/x
  3. Step 3: Cross multiply
    27,736.13x = 41,603.78 × 12,936.75
  4. Step 4: Simplify right side
    27,736.13x = 538,217,636.23
  5. Step 5: Solve for x
    x = 538,217,636.23/27,736.13
  6. Step 6: Final answer
    x = 19,404.93

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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.