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Finding the Fourth Proportional to 12,804.08, 17,676.59 and 8,846.46

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Solution

The fourth proportional to 12,804.08, 17,676.59 and 8,846.46 is: 12,212.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.08 : 17,676.59 = 8,846.46 : x
  2. Step 2: Convert to fraction form
    12,804.08/17,676.59 = 8,846.46/x
  3. Step 3: Cross multiply
    12,804.08x = 17,676.59 × 8,846.46
  4. Step 4: Simplify right side
    12,804.08x = 156,375,202.14
  5. Step 5: Solve for x
    x = 156,375,202.14/12,804.08
  6. Step 6: Final answer
    x = 12,212.92

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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.