Home / 12,481.08-17,246.70-11,873.64

Finding the Fourth Proportional to 12,481.08, 17,246.70 and 11,873.64

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Solution

The fourth proportional to 12,481.08, 17,246.70 and 11,873.64 is: 16,407.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481.08 : 17,246.70 = 11,873.64 : x
  2. Step 2: Convert to fraction form
    12,481.08/17,246.70 = 11,873.64/x
  3. Step 3: Cross multiply
    12,481.08x = 17,246.70 × 11,873.64
  4. Step 4: Simplify right side
    12,481.08x = 204,781,106.99
  5. Step 5: Solve for x
    x = 204,781,106.99/12,481.08
  6. Step 6: Final answer
    x = 16,407.32

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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.