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Finding the Fourth Proportional to 12,207.66, 16,843.77 and 6,901.32

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Solution

The fourth proportional to 12,207.66, 16,843.77 and 6,901.32 is: 9,522.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,207.66 : 16,843.77 = 6,901.32 : x
  2. Step 2: Convert to fraction form
    12,207.66/16,843.77 = 6,901.32/x
  3. Step 3: Cross multiply
    12,207.66x = 16,843.77 × 6,901.32
  4. Step 4: Simplify right side
    12,207.66x = 116,244,246.78
  5. Step 5: Solve for x
    x = 116,244,246.78/12,207.66
  6. Step 6: Final answer
    x = 9,522.24

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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.