Home / 13,222.27-19,835.26-3,862.97

Finding the Fourth Proportional to 13,222.27, 19,835.26 and 3,862.97

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Solution

The fourth proportional to 13,222.27, 19,835.26 and 3,862.97 is: 5,795.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,222.27 : 19,835.26 = 3,862.97 : x
  2. Step 2: Convert to fraction form
    13,222.27/19,835.26 = 3,862.97/x
  3. Step 3: Cross multiply
    13,222.27x = 19,835.26 × 3,862.97
  4. Step 4: Simplify right side
    13,222.27x = 76,623,014.32
  5. Step 5: Solve for x
    x = 76,623,014.32/13,222.27
  6. Step 6: Final answer
    x = 5,795.00

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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.