Home / 27,658.30-41,487.60-6,881.80

Finding the Fourth Proportional to 27,658.30, 41,487.60 and 6,881.80

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Solution

The fourth proportional to 27,658.30, 41,487.60 and 6,881.80 is: 10,322.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,658.30 : 41,487.60 = 6,881.80 : x
  2. Step 2: Convert to fraction form
    27,658.30/41,487.60 = 6,881.80/x
  3. Step 3: Cross multiply
    27,658.30x = 41,487.60 × 6,881.80
  4. Step 4: Simplify right side
    27,658.30x = 285,509,365.68
  5. Step 5: Solve for x
    x = 285,509,365.68/27,658.30
  6. Step 6: Final answer
    x = 10,322.74

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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.