Home / 13,230.74-19,846.24-3,370.04

Finding the Fourth Proportional to 13,230.74, 19,846.24 and 3,370.04

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Solution

The fourth proportional to 13,230.74, 19,846.24 and 3,370.04 is: 5,055.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230.74 : 19,846.24 = 3,370.04 : x
  2. Step 2: Convert to fraction form
    13,230.74/19,846.24 = 3,370.04/x
  3. Step 3: Cross multiply
    13,230.74x = 19,846.24 × 3,370.04
  4. Step 4: Simplify right side
    13,230.74x = 66,882,622.65
  5. Step 5: Solve for x
    x = 66,882,622.65/13,230.74
  6. Step 6: Final answer
    x = 5,055.09

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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.