Home / 13,676.96-20,524.67-5,355.94

Finding the Fourth Proportional to 13,676.96, 20,524.67 and 5,355.94

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Solution

The fourth proportional to 13,676.96, 20,524.67 and 5,355.94 is: 8,037.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,676.96 : 20,524.67 = 5,355.94 : x
  2. Step 2: Convert to fraction form
    13,676.96/20,524.67 = 5,355.94/x
  3. Step 3: Cross multiply
    13,676.96x = 20,524.67 × 5,355.94
  4. Step 4: Simplify right side
    13,676.96x = 109,928,779.86
  5. Step 5: Solve for x
    x = 109,928,779.86/13,676.96
  6. Step 6: Final answer
    x = 8,037.52

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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.