Home / 13,247.88-19,871.82-4,488.96

Finding the Fourth Proportional to 13,247.88, 19,871.82 and 4,488.96

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Solution

The fourth proportional to 13,247.88, 19,871.82 and 4,488.96 is: 6,733.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,247.88 : 19,871.82 = 4,488.96 : x
  2. Step 2: Convert to fraction form
    13,247.88/19,871.82 = 4,488.96/x
  3. Step 3: Cross multiply
    13,247.88x = 19,871.82 × 4,488.96
  4. Step 4: Simplify right side
    13,247.88x = 89,203,805.11
  5. Step 5: Solve for x
    x = 89,203,805.11/13,247.88
  6. Step 6: Final answer
    x = 6,733.44

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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.