Home / 26,676.12-40,005.68-10,881.12

Finding the Fourth Proportional to 26,676.12, 40,005.68 and 10,881.12

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Solution

The fourth proportional to 26,676.12, 40,005.68 and 10,881.12 is: 16,318.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,676.12 : 40,005.68 = 10,881.12 : x
  2. Step 2: Convert to fraction form
    26,676.12/40,005.68 = 10,881.12/x
  3. Step 3: Cross multiply
    26,676.12x = 40,005.68 × 10,881.12
  4. Step 4: Simplify right side
    26,676.12x = 435,306,604.76
  5. Step 5: Solve for x
    x = 435,306,604.76/26,676.12
  6. Step 6: Final answer
    x = 16,318.21

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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.