Home / 19,961.68-27,546.68-11,009.42

Finding the Fourth Proportional to 19,961.68, 27,546.68 and 11,009.42

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Solution

The fourth proportional to 19,961.68, 27,546.68 and 11,009.42 is: 15,192.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.68 : 27,546.68 = 11,009.42 : x
  2. Step 2: Convert to fraction form
    19,961.68/27,546.68 = 11,009.42/x
  3. Step 3: Cross multiply
    19,961.68x = 27,546.68 × 11,009.42
  4. Step 4: Simplify right side
    19,961.68x = 303,272,969.73
  5. Step 5: Solve for x
    x = 303,272,969.73/19,961.68
  6. Step 6: Final answer
    x = 15,192.76

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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.