Home / 14,270.28-21,351.96-11,806.26

Finding the Fourth Proportional to 14,270.28, 21,351.96 and 11,806.26

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Solution

The fourth proportional to 14,270.28, 21,351.96 and 11,806.26 is: 17,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.28 : 21,351.96 = 11,806.26 : x
  2. Step 2: Convert to fraction form
    14,270.28/21,351.96 = 11,806.26/x
  3. Step 3: Cross multiply
    14,270.28x = 21,351.96 × 11,806.26
  4. Step 4: Simplify right side
    14,270.28x = 252,086,791.27
  5. Step 5: Solve for x
    x = 252,086,791.27/14,270.28
  6. Step 6: Final answer
    x = 17,665.16

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1.5x scale

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.