Home / 27,824.84-41,741.36-8,100.80

Finding the Fourth Proportional to 27,824.84, 41,741.36 and 8,100.80

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Solution

The fourth proportional to 27,824.84, 41,741.36 and 8,100.80 is: 12,152.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,824.84 : 41,741.36 = 8,100.80 : x
  2. Step 2: Convert to fraction form
    27,824.84/41,741.36 = 8,100.80/x
  3. Step 3: Cross multiply
    27,824.84x = 41,741.36 × 8,100.80
  4. Step 4: Simplify right side
    27,824.84x = 338,138,409.09
  5. Step 5: Solve for x
    x = 338,138,409.09/27,824.84
  6. Step 6: Final answer
    x = 12,152.39

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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.