Home / 17,196.80-25,717.44-13,247.36

Finding the Fourth Proportional to 17,196.80, 25,717.44 and 13,247.36

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Solution

The fourth proportional to 17,196.80, 25,717.44 and 13,247.36 is: 19,811.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,196.80 : 25,717.44 = 13,247.36 : x
  2. Step 2: Convert to fraction form
    17,196.80/25,717.44 = 13,247.36/x
  3. Step 3: Cross multiply
    17,196.80x = 25,717.44 × 13,247.36
  4. Step 4: Simplify right side
    17,196.80x = 340,688,185.96
  5. Step 5: Solve for x
    x = 340,688,185.96/17,196.80
  6. Step 6: Final answer
    x = 19,811.14

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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.