Home / 27,145.44-40,716.23-8,425.03

Finding the Fourth Proportional to 27,145.44, 40,716.23 and 8,425.03

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Solution

The fourth proportional to 27,145.44, 40,716.23 and 8,425.03 is: 12,636.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,145.44 : 40,716.23 = 8,425.03 : x
  2. Step 2: Convert to fraction form
    27,145.44/40,716.23 = 8,425.03/x
  3. Step 3: Cross multiply
    27,145.44x = 40,716.23 × 8,425.03
  4. Step 4: Simplify right side
    27,145.44x = 343,035,378.51
  5. Step 5: Solve for x
    x = 343,035,378.51/27,145.44
  6. Step 6: Final answer
    x = 12,636.94

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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.