Home / 27,837.81-41,735.25-18,929.97

Finding the Fourth Proportional to 27,837.81, 41,735.25 and 18,929.97

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Solution

The fourth proportional to 27,837.81, 41,735.25 and 18,929.97 is: 28,380.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,837.81 : 41,735.25 = 18,929.97 : x
  2. Step 2: Convert to fraction form
    27,837.81/41,735.25 = 18,929.97/x
  3. Step 3: Cross multiply
    27,837.81x = 41,735.25 × 18,929.97
  4. Step 4: Simplify right side
    27,837.81x = 790,047,030.44
  5. Step 5: Solve for x
    x = 790,047,030.44/27,837.81
  6. Step 6: Final answer
    x = 28,380.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.