Home / 26,209.32-39,310.20-8,676.87

Finding the Fourth Proportional to 26,209.32, 39,310.20 and 8,676.87

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Solution

The fourth proportional to 26,209.32, 39,310.20 and 8,676.87 is: 13,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,209.32 : 39,310.20 = 8,676.87 : x
  2. Step 2: Convert to fraction form
    26,209.32/39,310.20 = 8,676.87/x
  3. Step 3: Cross multiply
    26,209.32x = 39,310.20 × 8,676.87
  4. Step 4: Simplify right side
    26,209.32x = 341,089,495.07
  5. Step 5: Solve for x
    x = 341,089,495.07/26,209.32
  6. Step 6: Final answer
    x = 13,014.05

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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.