Home / 11,838.96-16,319.52-8,850.24

Finding the Fourth Proportional to 11,838.96, 16,319.52 and 8,850.24

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Solution

The fourth proportional to 11,838.96, 16,319.52 and 8,850.24 is: 12,199.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.96 : 16,319.52 = 8,850.24 : x
  2. Step 2: Convert to fraction form
    11,838.96/16,319.52 = 8,850.24/x
  3. Step 3: Cross multiply
    11,838.96x = 16,319.52 × 8,850.24
  4. Step 4: Simplify right side
    11,838.96x = 144,431,668.68
  5. Step 5: Solve for x
    x = 144,431,668.68/11,838.96
  6. Step 6: Final answer
    x = 12,199.69

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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.