Home / 18,182.13-25,091.64-11,894.50

Finding the Fourth Proportional to 18,182.13, 25,091.64 and 11,894.50

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Solution

The fourth proportional to 18,182.13, 25,091.64 and 11,894.50 is: 16,414.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182.13 : 25,091.64 = 11,894.50 : x
  2. Step 2: Convert to fraction form
    18,182.13/25,091.64 = 11,894.50/x
  3. Step 3: Cross multiply
    18,182.13x = 25,091.64 × 11,894.50
  4. Step 4: Simplify right side
    18,182.13x = 298,452,511.98
  5. Step 5: Solve for x
    x = 298,452,511.98/18,182.13
  6. Step 6: Final answer
    x = 16,414.61

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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.