Home / 27,469.62-37,907.88-15,370.08

Finding the Fourth Proportional to 27,469.62, 37,907.88 and 15,370.08

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Solution

The fourth proportional to 27,469.62, 37,907.88 and 15,370.08 is: 21,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,469.62 : 37,907.88 = 15,370.08 : x
  2. Step 2: Convert to fraction form
    27,469.62/37,907.88 = 15,370.08/x
  3. Step 3: Cross multiply
    27,469.62x = 37,907.88 × 15,370.08
  4. Step 4: Simplify right side
    27,469.62x = 582,647,148.23
  5. Step 5: Solve for x
    x = 582,647,148.23/27,469.62
  6. Step 6: Final answer
    x = 21,210.60

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1.5x scale

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.