Home / 27,287.06-40,930.55-8,568.55

Finding the Fourth Proportional to 27,287.06, 40,930.55 and 8,568.55

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Solution

The fourth proportional to 27,287.06, 40,930.55 and 8,568.55 is: 12,852.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287.06 : 40,930.55 = 8,568.55 : x
  2. Step 2: Convert to fraction form
    27,287.06/40,930.55 = 8,568.55/x
  3. Step 3: Cross multiply
    27,287.06x = 40,930.55 × 8,568.55
  4. Step 4: Simplify right side
    27,287.06x = 350,715,319.03
  5. Step 5: Solve for x
    x = 350,715,319.03/27,287.06
  6. Step 6: Final answer
    x = 12,852.81

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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.