Home / 19,850.67-27,394.30-11,354.17

Finding the Fourth Proportional to 19,850.67, 27,394.30 and 11,354.17

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Solution

The fourth proportional to 19,850.67, 27,394.30 and 11,354.17 is: 15,668.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,850.67 : 27,394.30 = 11,354.17 : x
  2. Step 2: Convert to fraction form
    19,850.67/27,394.30 = 11,354.17/x
  3. Step 3: Cross multiply
    19,850.67x = 27,394.30 × 11,354.17
  4. Step 4: Simplify right side
    19,850.67x = 311,039,539.23
  5. Step 5: Solve for x
    x = 311,039,539.23/19,850.67
  6. Step 6: Final answer
    x = 15,668.97

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1.5x scale

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.