Home / 27,601.08-41,369.21-12,778.68

Finding the Fourth Proportional to 27,601.08, 41,369.21 and 12,778.68

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Solution

The fourth proportional to 27,601.08, 41,369.21 and 12,778.68 is: 19,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,601.08 : 41,369.21 = 12,778.68 : x
  2. Step 2: Convert to fraction form
    27,601.08/41,369.21 = 12,778.68/x
  3. Step 3: Cross multiply
    27,601.08x = 41,369.21 × 12,778.68
  4. Step 4: Simplify right side
    27,601.08x = 528,643,896.44
  5. Step 5: Solve for x
    x = 528,643,896.44/27,601.08
  6. Step 6: Final answer
    x = 19,153.01

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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.