Home / 19,850.44-29,894.49-18,078.97

Finding the Fourth Proportional to 19,850.44, 29,894.49 and 18,078.97

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Solution

The fourth proportional to 19,850.44, 29,894.49 and 18,078.97 is: 27,226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,850.44 : 29,894.49 = 18,078.97 : x
  2. Step 2: Convert to fraction form
    19,850.44/29,894.49 = 18,078.97/x
  3. Step 3: Cross multiply
    19,850.44x = 29,894.49 × 18,078.97
  4. Step 4: Simplify right side
    19,850.44x = 540,461,348.01
  5. Step 5: Solve for x
    x = 540,461,348.01/19,850.44
  6. Step 6: Final answer
    x = 27,226.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.