Home / 12,083.04-16,676.28-8,736.66

Finding the Fourth Proportional to 12,083.04, 16,676.28 and 8,736.66

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Solution

The fourth proportional to 12,083.04, 16,676.28 and 8,736.66 is: 12,057.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,083.04 : 16,676.28 = 8,736.66 : x
  2. Step 2: Convert to fraction form
    12,083.04/16,676.28 = 8,736.66/x
  3. Step 3: Cross multiply
    12,083.04x = 16,676.28 × 8,736.66
  4. Step 4: Simplify right side
    12,083.04x = 145,694,988.42
  5. Step 5: Solve for x
    x = 145,694,988.42/12,083.04
  6. Step 6: Final answer
    x = 12,057.81

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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.