Home / 13,826.83-20,745.96-4,943.38

Finding the Fourth Proportional to 13,826.83, 20,745.96 and 4,943.38

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Solution

The fourth proportional to 13,826.83, 20,745.96 and 4,943.38 is: 7,417.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826.83 : 20,745.96 = 4,943.38 : x
  2. Step 2: Convert to fraction form
    13,826.83/20,745.96 = 4,943.38/x
  3. Step 3: Cross multiply
    13,826.83x = 20,745.96 × 4,943.38
  4. Step 4: Simplify right side
    13,826.83x = 102,555,163.74
  5. Step 5: Solve for x
    x = 102,555,163.74/13,826.83
  6. Step 6: Final answer
    x = 7,417.11

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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.