Home / 27,693.57-41,540.04-18,786.84

Finding the Fourth Proportional to 27,693.57, 41,540.04 and 18,786.84

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Solution

The fourth proportional to 27,693.57, 41,540.04 and 18,786.84 is: 28,180.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,693.57 : 41,540.04 = 18,786.84 : x
  2. Step 2: Convert to fraction form
    27,693.57/41,540.04 = 18,786.84/x
  3. Step 3: Cross multiply
    27,693.57x = 41,540.04 × 18,786.84
  4. Step 4: Simplify right side
    27,693.57x = 780,406,085.07
  5. Step 5: Solve for x
    x = 780,406,085.07/27,693.57
  6. Step 6: Final answer
    x = 28,180.05

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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.