Home / 10,736.85-16,085.97-10,103.81

Finding the Fourth Proportional to 10,736.85, 16,085.97 and 10,103.81

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Solution

The fourth proportional to 10,736.85, 16,085.97 and 10,103.81 is: 15,137.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,736.85 : 16,085.97 = 10,103.81 : x
  2. Step 2: Convert to fraction form
    10,736.85/16,085.97 = 10,103.81/x
  3. Step 3: Cross multiply
    10,736.85x = 16,085.97 × 10,103.81
  4. Step 4: Simplify right side
    10,736.85x = 162,529,504.12
  5. Step 5: Solve for x
    x = 162,529,504.12/10,736.85
  6. Step 6: Final answer
    x = 15,137.54

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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.