Home / 33,084.78-49,634.44-18,315.24

Finding the Fourth Proportional to 33,084.78, 49,634.44 and 18,315.24

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Solution

The fourth proportional to 33,084.78, 49,634.44 and 18,315.24 is: 27,476.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,084.78 : 49,634.44 = 18,315.24 : x
  2. Step 2: Convert to fraction form
    33,084.78/49,634.44 = 18,315.24/x
  3. Step 3: Cross multiply
    33,084.78x = 49,634.44 × 18,315.24
  4. Step 4: Simplify right side
    33,084.78x = 909,066,680.87
  5. Step 5: Solve for x
    x = 909,066,680.87/33,084.78
  6. Step 6: Final answer
    x = 27,476.88

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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.