Home / 19,768.73-27,280.82-10,816.26

Finding the Fourth Proportional to 19,768.73, 27,280.82 and 10,816.26

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Solution

The fourth proportional to 19,768.73, 27,280.82 and 10,816.26 is: 14,926.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,768.73 : 27,280.82 = 10,816.26 : x
  2. Step 2: Convert to fraction form
    19,768.73/27,280.82 = 10,816.26/x
  3. Step 3: Cross multiply
    19,768.73x = 27,280.82 × 10,816.26
  4. Step 4: Simplify right side
    19,768.73x = 295,076,469.17
  5. Step 5: Solve for x
    x = 295,076,469.17/19,768.73
  6. Step 6: Final answer
    x = 14,926.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.