Home / 13,230.04-19,835.19-5,725.66

Finding the Fourth Proportional to 13,230.04, 19,835.19 and 5,725.66

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Solution

The fourth proportional to 13,230.04, 19,835.19 and 5,725.66 is: 8,584.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230.04 : 19,835.19 = 5,725.66 : x
  2. Step 2: Convert to fraction form
    13,230.04/19,835.19 = 5,725.66/x
  3. Step 3: Cross multiply
    13,230.04x = 19,835.19 × 5,725.66
  4. Step 4: Simplify right side
    13,230.04x = 113,569,553.98
  5. Step 5: Solve for x
    x = 113,569,553.98/13,230.04
  6. Step 6: Final answer
    x = 8,584.22

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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.