Home / 27,618.05-41,451.74-19,304.72

Finding the Fourth Proportional to 27,618.05, 41,451.74 and 19,304.72

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Solution

The fourth proportional to 27,618.05, 41,451.74 and 19,304.72 is: 28,974.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,618.05 : 41,451.74 = 19,304.72 : x
  2. Step 2: Convert to fraction form
    27,618.05/41,451.74 = 19,304.72/x
  3. Step 3: Cross multiply
    27,618.05x = 41,451.74 × 19,304.72
  4. Step 4: Simplify right side
    27,618.05x = 800,214,072.83
  5. Step 5: Solve for x
    x = 800,214,072.83/27,618.05
  6. Step 6: Final answer
    x = 28,974.31

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1.5x scale

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.