Home / 13,914-20,874.41-4,554.52

Finding the Fourth Proportional to 13,914, 20,874.41 and 4,554.52

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Solution

The fourth proportional to 13,914, 20,874.41 and 4,554.52 is: 6,832.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,914 : 20,874.41 = 4,554.52 : x
  2. Step 2: Convert to fraction form
    13,914/20,874.41 = 4,554.52/x
  3. Step 3: Cross multiply
    13,914x = 20,874.41 × 4,554.52
  4. Step 4: Simplify right side
    13,914x = 95,072,917.83
  5. Step 5: Solve for x
    x = 95,072,917.83/13,914
  6. Step 6: Final answer
    x = 6,832.90

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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.