Home / 13,724.56-20,582.80-5,826.96

Finding the Fourth Proportional to 13,724.56, 20,582.80 and 5,826.96

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Solution

The fourth proportional to 13,724.56, 20,582.80 and 5,826.96 is: 8,738.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724.56 : 20,582.80 = 5,826.96 : x
  2. Step 2: Convert to fraction form
    13,724.56/20,582.80 = 5,826.96/x
  3. Step 3: Cross multiply
    13,724.56x = 20,582.80 × 5,826.96
  4. Step 4: Simplify right side
    13,724.56x = 119,935,152.29
  5. Step 5: Solve for x
    x = 119,935,152.29/13,724.56
  6. Step 6: Final answer
    x = 8,738.72

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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.