Home / 27,927.60-41,885.52-8,200.80

Finding the Fourth Proportional to 27,927.60, 41,885.52 and 8,200.80

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Solution

The fourth proportional to 27,927.60, 41,885.52 and 8,200.80 is: 12,299.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,927.60 : 41,885.52 = 8,200.80 : x
  2. Step 2: Convert to fraction form
    27,927.60/41,885.52 = 8,200.80/x
  3. Step 3: Cross multiply
    27,927.60x = 41,885.52 × 8,200.80
  4. Step 4: Simplify right side
    27,927.60x = 343,494,772.42
  5. Step 5: Solve for x
    x = 343,494,772.42/27,927.60
  6. Step 6: Final answer
    x = 12,299.47

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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.