Home / 13,202.06-19,802.09-3,842.15

Finding the Fourth Proportional to 13,202.06, 19,802.09 and 3,842.15

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Solution

The fourth proportional to 13,202.06, 19,802.09 and 3,842.15 is: 5,762.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,202.06 : 19,802.09 = 3,842.15 : x
  2. Step 2: Convert to fraction form
    13,202.06/19,802.09 = 3,842.15/x
  3. Step 3: Cross multiply
    13,202.06x = 19,802.09 × 3,842.15
  4. Step 4: Simplify right side
    13,202.06x = 76,082,481.87
  5. Step 5: Solve for x
    x = 76,082,481.87/13,202.06
  6. Step 6: Final answer
    x = 5,762.93

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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.