Home / 13,379.24-20,072.28-4,019.96

Finding the Fourth Proportional to 13,379.24, 20,072.28 and 4,019.96

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Solution

The fourth proportional to 13,379.24, 20,072.28 and 4,019.96 is: 6,030.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,379.24 : 20,072.28 = 4,019.96 : x
  2. Step 2: Convert to fraction form
    13,379.24/20,072.28 = 4,019.96/x
  3. Step 3: Cross multiply
    13,379.24x = 20,072.28 × 4,019.96
  4. Step 4: Simplify right side
    13,379.24x = 80,689,762.71
  5. Step 5: Solve for x
    x = 80,689,762.71/13,379.24
  6. Step 6: Final answer
    x = 6,030.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.