Home / 26,723.60-40,064.04-12,676.56

Finding the Fourth Proportional to 26,723.60, 40,064.04 and 12,676.56

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Solution

The fourth proportional to 26,723.60, 40,064.04 and 12,676.56 is: 19,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,723.60 : 40,064.04 = 12,676.56 : x
  2. Step 2: Convert to fraction form
    26,723.60/40,064.04 = 12,676.56/x
  3. Step 3: Cross multiply
    26,723.60x = 40,064.04 × 12,676.56
  4. Step 4: Simplify right side
    26,723.60x = 507,874,206.90
  5. Step 5: Solve for x
    x = 507,874,206.90/26,723.60
  6. Step 6: Final answer
    x = 19,004.71

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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.