Home / 13,850.36-20,774.31-3,462.10

Finding the Fourth Proportional to 13,850.36, 20,774.31 and 3,462.10

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Solution

The fourth proportional to 13,850.36, 20,774.31 and 3,462.10 is: 5,192.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.36 : 20,774.31 = 3,462.10 : x
  2. Step 2: Convert to fraction form
    13,850.36/20,774.31 = 3,462.10/x
  3. Step 3: Cross multiply
    13,850.36x = 20,774.31 × 3,462.10
  4. Step 4: Simplify right side
    13,850.36x = 71,922,738.65
  5. Step 5: Solve for x
    x = 71,922,738.65/13,850.36
  6. Step 6: Final answer
    x = 5,192.84

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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.