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Finding the Fourth Proportional to 12,263.63, 16,917.84 and 8,016.08

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Solution

The fourth proportional to 12,263.63, 16,917.84 and 8,016.08 is: 11,058.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.63 : 16,917.84 = 8,016.08 : x
  2. Step 2: Convert to fraction form
    12,263.63/16,917.84 = 8,016.08/x
  3. Step 3: Cross multiply
    12,263.63x = 16,917.84 × 8,016.08
  4. Step 4: Simplify right side
    12,263.63x = 135,614,674.28
  5. Step 5: Solve for x
    x = 135,614,674.28/12,263.63
  6. Step 6: Final answer
    x = 11,058.29

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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.