Home / 27,147.65-40,696.25-10,518.54

Finding the Fourth Proportional to 27,147.65, 40,696.25 and 10,518.54

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Solution

The fourth proportional to 27,147.65, 40,696.25 and 10,518.54 is: 15,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,147.65 : 40,696.25 = 10,518.54 : x
  2. Step 2: Convert to fraction form
    27,147.65/40,696.25 = 10,518.54/x
  3. Step 3: Cross multiply
    27,147.65x = 40,696.25 × 10,518.54
  4. Step 4: Simplify right side
    27,147.65x = 428,065,080.88
  5. Step 5: Solve for x
    x = 428,065,080.88/27,147.65
  6. Step 6: Final answer
    x = 15,768.04

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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.