Home / 13,724.53-20,582.70-5,826.91

Finding the Fourth Proportional to 13,724.53, 20,582.70 and 5,826.91

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Solution

The fourth proportional to 13,724.53, 20,582.70 and 5,826.91 is: 8,738.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724.53 : 20,582.70 = 5,826.91 : x
  2. Step 2: Convert to fraction form
    13,724.53/20,582.70 = 5,826.91/x
  3. Step 3: Cross multiply
    13,724.53x = 20,582.70 × 5,826.91
  4. Step 4: Simplify right side
    13,724.53x = 119,933,540.46
  5. Step 5: Solve for x
    x = 119,933,540.46/13,724.53
  6. Step 6: Final answer
    x = 8,738.63

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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.