Home / 17,642.80-26,441.11-13,467.25

Finding the Fourth Proportional to 17,642.80, 26,441.11 and 13,467.25

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Solution

The fourth proportional to 17,642.80, 26,441.11 and 13,467.25 is: 20,183.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,642.80 : 26,441.11 = 13,467.25 : x
  2. Step 2: Convert to fraction form
    17,642.80/26,441.11 = 13,467.25/x
  3. Step 3: Cross multiply
    17,642.80x = 26,441.11 × 13,467.25
  4. Step 4: Simplify right side
    17,642.80x = 356,089,038.65
  5. Step 5: Solve for x
    x = 356,089,038.65/17,642.80
  6. Step 6: Final answer
    x = 20,183.25

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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.