Home / 19,627.06-27,076.66-13,080.07

Finding the Fourth Proportional to 19,627.06, 27,076.66 and 13,080.07

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Solution

The fourth proportional to 19,627.06, 27,076.66 and 13,080.07 is: 18,044.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.06 : 27,076.66 = 13,080.07 : x
  2. Step 2: Convert to fraction form
    19,627.06/27,076.66 = 13,080.07/x
  3. Step 3: Cross multiply
    19,627.06x = 27,076.66 × 13,080.07
  4. Step 4: Simplify right side
    19,627.06x = 354,164,608.17
  5. Step 5: Solve for x
    x = 354,164,608.17/19,627.06
  6. Step 6: Final answer
    x = 18,044.71

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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.