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Finding the Fourth Proportional to 11,745.27, 17,606.16 and 8,473.68

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Solution

The fourth proportional to 11,745.27, 17,606.16 and 8,473.68 is: 12,702.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745.27 : 17,606.16 = 8,473.68 : x
  2. Step 2: Convert to fraction form
    11,745.27/17,606.16 = 8,473.68/x
  3. Step 3: Cross multiply
    11,745.27x = 17,606.16 × 8,473.68
  4. Step 4: Simplify right side
    11,745.27x = 149,188,965.87
  5. Step 5: Solve for x
    x = 149,188,965.87/11,745.27
  6. Step 6: Final answer
    x = 12,702.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.