Home / 27,975.62-41,992.59-12,404.18

Finding the Fourth Proportional to 27,975.62, 41,992.59 and 12,404.18

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Solution

The fourth proportional to 27,975.62, 41,992.59 and 12,404.18 is: 18,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,975.62 : 41,992.59 = 12,404.18 : x
  2. Step 2: Convert to fraction form
    27,975.62/41,992.59 = 12,404.18/x
  3. Step 3: Cross multiply
    27,975.62x = 41,992.59 × 12,404.18
  4. Step 4: Simplify right side
    27,975.62x = 520,883,645.03
  5. Step 5: Solve for x
    x = 520,883,645.03/27,975.62
  6. Step 6: Final answer
    x = 18,619.20

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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.