Home / 19,927.07-29,893.85-6,778.07

Finding the Fourth Proportional to 19,927.07, 29,893.85 and 6,778.07

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Solution

The fourth proportional to 19,927.07, 29,893.85 and 6,778.07 is: 10,168.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.07 : 29,893.85 = 6,778.07 : x
  2. Step 2: Convert to fraction form
    19,927.07/29,893.85 = 6,778.07/x
  3. Step 3: Cross multiply
    19,927.07x = 29,893.85 × 6,778.07
  4. Step 4: Simplify right side
    19,927.07x = 202,622,573.98
  5. Step 5: Solve for x
    x = 202,622,573.98/19,927.07
  6. Step 6: Final answer
    x = 10,168.21

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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.