Home / 19,961.18-27,546.04-11,009.51

Finding the Fourth Proportional to 19,961.18, 27,546.04 and 11,009.51

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Solution

The fourth proportional to 19,961.18, 27,546.04 and 11,009.51 is: 15,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.18 : 27,546.04 = 11,009.51 : x
  2. Step 2: Convert to fraction form
    19,961.18/27,546.04 = 11,009.51/x
  3. Step 3: Cross multiply
    19,961.18x = 27,546.04 × 11,009.51
  4. Step 4: Simplify right side
    19,961.18x = 303,268,402.84
  5. Step 5: Solve for x
    x = 303,268,402.84/19,961.18
  6. Step 6: Final answer
    x = 15,192.91

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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.