Home / 13,709.89-20,562.24-6,682.85

Finding the Fourth Proportional to 13,709.89, 20,562.24 and 6,682.85

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Solution

The fourth proportional to 13,709.89, 20,562.24 and 6,682.85 is: 10,023.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709.89 : 20,562.24 = 6,682.85 : x
  2. Step 2: Convert to fraction form
    13,709.89/20,562.24 = 6,682.85/x
  3. Step 3: Cross multiply
    13,709.89x = 20,562.24 × 6,682.85
  4. Step 4: Simplify right side
    13,709.89x = 137,414,262.77
  5. Step 5: Solve for x
    x = 137,414,262.77/13,709.89
  6. Step 6: Final answer
    x = 10,023.00

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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.