Home / 27,271.16-37,629.62-15,170.05

Finding the Fourth Proportional to 27,271.16, 37,629.62 and 15,170.05

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Solution

The fourth proportional to 27,271.16, 37,629.62 and 15,170.05 is: 20,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,271.16 : 37,629.62 = 15,170.05 : x
  2. Step 2: Convert to fraction form
    27,271.16/37,629.62 = 15,170.05/x
  3. Step 3: Cross multiply
    27,271.16x = 37,629.62 × 15,170.05
  4. Step 4: Simplify right side
    27,271.16x = 570,843,091.33
  5. Step 5: Solve for x
    x = 570,843,091.33/27,271.16
  6. Step 6: Final answer
    x = 20,932.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.