Home / 11,749.14-16,204.38-10,329.80

Finding the Fourth Proportional to 11,749.14, 16,204.38 and 10,329.80

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Solution

The fourth proportional to 11,749.14, 16,204.38 and 10,329.80 is: 14,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.14 : 16,204.38 = 10,329.80 : x
  2. Step 2: Convert to fraction form
    11,749.14/16,204.38 = 10,329.80/x
  3. Step 3: Cross multiply
    11,749.14x = 16,204.38 × 10,329.80
  4. Step 4: Simplify right side
    11,749.14x = 167,388,004.52
  5. Step 5: Solve for x
    x = 167,388,004.52/11,749.14
  6. Step 6: Final answer
    x = 14,246.83

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1.5x scale

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.