Home / 13,214.72-19,823.46-4,450.34

Finding the Fourth Proportional to 13,214.72, 19,823.46 and 4,450.34

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Solution

The fourth proportional to 13,214.72, 19,823.46 and 4,450.34 is: 6,675.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214.72 : 19,823.46 = 4,450.34 : x
  2. Step 2: Convert to fraction form
    13,214.72/19,823.46 = 4,450.34/x
  3. Step 3: Cross multiply
    13,214.72x = 19,823.46 × 4,450.34
  4. Step 4: Simplify right side
    13,214.72x = 88,221,136.98
  5. Step 5: Solve for x
    x = 88,221,136.98/13,214.72
  6. Step 6: Final answer
    x = 6,675.97

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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.