Home / 13,223.65-19,835.43-3,363.07

Finding the Fourth Proportional to 13,223.65, 19,835.43 and 3,363.07

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Solution

The fourth proportional to 13,223.65, 19,835.43 and 3,363.07 is: 5,044.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,223.65 : 19,835.43 = 3,363.07 : x
  2. Step 2: Convert to fraction form
    13,223.65/19,835.43 = 3,363.07/x
  3. Step 3: Cross multiply
    13,223.65x = 19,835.43 × 3,363.07
  4. Step 4: Simplify right side
    13,223.65x = 66,707,939.57
  5. Step 5: Solve for x
    x = 66,707,939.57/13,223.65
  6. Step 6: Final answer
    x = 5,044.59

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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.