Home / 19,684.04-27,163.62-11,299.88

Finding the Fourth Proportional to 19,684.04, 27,163.62 and 11,299.88

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Solution

The fourth proportional to 19,684.04, 27,163.62 and 11,299.88 is: 15,593.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,684.04 : 27,163.62 = 11,299.88 : x
  2. Step 2: Convert to fraction form
    19,684.04/27,163.62 = 11,299.88/x
  3. Step 3: Cross multiply
    19,684.04x = 27,163.62 × 11,299.88
  4. Step 4: Simplify right side
    19,684.04x = 306,945,646.37
  5. Step 5: Solve for x
    x = 306,945,646.37/19,684.04
  6. Step 6: Final answer
    x = 15,593.63

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1.5x scale

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.