Home / 12,086.25-16,673.36-8,551.41

Finding the Fourth Proportional to 12,086.25, 16,673.36 and 8,551.41

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Solution

The fourth proportional to 12,086.25, 16,673.36 and 8,551.41 is: 11,796.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,086.25 : 16,673.36 = 8,551.41 : x
  2. Step 2: Convert to fraction form
    12,086.25/16,673.36 = 8,551.41/x
  3. Step 3: Cross multiply
    12,086.25x = 16,673.36 × 8,551.41
  4. Step 4: Simplify right side
    12,086.25x = 142,580,694.68
  5. Step 5: Solve for x
    x = 142,580,694.68/12,086.25
  6. Step 6: Final answer
    x = 11,796.93

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Double scale
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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.