Home / 21,496.26-29,665.13-11,806.50

Finding the Fourth Proportional to 21,496.26, 29,665.13 and 11,806.50

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Solution

The fourth proportional to 21,496.26, 29,665.13 and 11,806.50 is: 16,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,496.26 : 29,665.13 = 11,806.50 : x
  2. Step 2: Convert to fraction form
    21,496.26/29,665.13 = 11,806.50/x
  3. Step 3: Cross multiply
    21,496.26x = 29,665.13 × 11,806.50
  4. Step 4: Simplify right side
    21,496.26x = 350,241,357.35
  5. Step 5: Solve for x
    x = 350,241,357.35/21,496.26
  6. Step 6: Final answer
    x = 16,293.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.