Home / 27,714.69-41,561.31-8,990.23

Finding the Fourth Proportional to 27,714.69, 41,561.31 and 8,990.23

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Solution

The fourth proportional to 27,714.69, 41,561.31 and 8,990.23 is: 13,481.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,714.69 : 41,561.31 = 8,990.23 : x
  2. Step 2: Convert to fraction form
    27,714.69/41,561.31 = 8,990.23/x
  3. Step 3: Cross multiply
    27,714.69x = 41,561.31 × 8,990.23
  4. Step 4: Simplify right side
    27,714.69x = 373,645,736.00
  5. Step 5: Solve for x
    x = 373,645,736.00/27,714.69
  6. Step 6: Final answer
    x = 13,481.87

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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.