Home / 27,618.32-41,365.72-19,803.44

Finding the Fourth Proportional to 27,618.32, 41,365.72 and 19,803.44

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Solution

The fourth proportional to 27,618.32, 41,365.72 and 19,803.44 is: 29,660.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,618.32 : 41,365.72 = 19,803.44 : x
  2. Step 2: Convert to fraction form
    27,618.32/41,365.72 = 19,803.44/x
  3. Step 3: Cross multiply
    27,618.32x = 41,365.72 × 19,803.44
  4. Step 4: Simplify right side
    27,618.32x = 819,183,554.08
  5. Step 5: Solve for x
    x = 819,183,554.08/27,618.32
  6. Step 6: Final answer
    x = 29,660.88

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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.