Home / 27,735.66-41,603.38-12,936.35

Finding the Fourth Proportional to 27,735.66, 41,603.38 and 12,936.35

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Solution

The fourth proportional to 27,735.66, 41,603.38 and 12,936.35 is: 19,404.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,735.66 : 41,603.38 = 12,936.35 : x
  2. Step 2: Convert to fraction form
    27,735.66/41,603.38 = 12,936.35/x
  3. Step 3: Cross multiply
    27,735.66x = 41,603.38 × 12,936.35
  4. Step 4: Simplify right side
    27,735.66x = 538,195,884.86
  5. Step 5: Solve for x
    x = 538,195,884.86/27,735.66
  6. Step 6: Final answer
    x = 19,404.47

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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.