Home / 13,217.88-19,846.26-5,441.88

Finding the Fourth Proportional to 13,217.88, 19,846.26 and 5,441.88

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Solution

The fourth proportional to 13,217.88, 19,846.26 and 5,441.88 is: 8,170.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,217.88 : 19,846.26 = 5,441.88 : x
  2. Step 2: Convert to fraction form
    13,217.88/19,846.26 = 5,441.88/x
  3. Step 3: Cross multiply
    13,217.88x = 19,846.26 × 5,441.88
  4. Step 4: Simplify right side
    13,217.88x = 108,000,965.37
  5. Step 5: Solve for x
    x = 108,000,965.37/13,217.88
  6. Step 6: Final answer
    x = 8,170.82

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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.