Home / 13,624.96-20,443.20-5,837.44

Finding the Fourth Proportional to 13,624.96, 20,443.20 and 5,837.44

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Solution

The fourth proportional to 13,624.96, 20,443.20 and 5,837.44 is: 8,758.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624.96 : 20,443.20 = 5,837.44 : x
  2. Step 2: Convert to fraction form
    13,624.96/20,443.20 = 5,837.44/x
  3. Step 3: Cross multiply
    13,624.96x = 20,443.20 × 5,837.44
  4. Step 4: Simplify right side
    13,624.96x = 119,335,953.41
  5. Step 5: Solve for x
    x = 119,335,953.41/13,624.96
  6. Step 6: Final answer
    x = 8,758.63

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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.