Home / 27,696.21-41,530.95-13,650.81

Finding the Fourth Proportional to 27,696.21, 41,530.95 and 13,650.81

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Solution

The fourth proportional to 27,696.21, 41,530.95 and 13,650.81 is: 20,469.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,696.21 : 41,530.95 = 13,650.81 : x
  2. Step 2: Convert to fraction form
    27,696.21/41,530.95 = 13,650.81/x
  3. Step 3: Cross multiply
    27,696.21x = 41,530.95 × 13,650.81
  4. Step 4: Simplify right side
    27,696.21x = 566,931,107.57
  5. Step 5: Solve for x
    x = 566,931,107.57/27,696.21
  6. Step 6: Final answer
    x = 20,469.63

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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.