Home / 19,961.58-27,544.27-11,009.46

Finding the Fourth Proportional to 19,961.58, 27,544.27 and 11,009.46

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Solution

The fourth proportional to 19,961.58, 27,544.27 and 11,009.46 is: 15,191.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.58 : 27,544.27 = 11,009.46 : x
  2. Step 2: Convert to fraction form
    19,961.58/27,544.27 = 11,009.46/x
  3. Step 3: Cross multiply
    19,961.58x = 27,544.27 × 11,009.46
  4. Step 4: Simplify right side
    19,961.58x = 303,247,483.75
  5. Step 5: Solve for x
    x = 303,247,483.75/19,961.58
  6. Step 6: Final answer
    x = 15,191.56

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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.