Home / 19,901.96-27,463.70-11,942.60

Finding the Fourth Proportional to 19,901.96, 27,463.70 and 11,942.60

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Solution

The fourth proportional to 19,901.96, 27,463.70 and 11,942.60 is: 16,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.96 : 27,463.70 = 11,942.60 : x
  2. Step 2: Convert to fraction form
    19,901.96/27,463.70 = 11,942.60/x
  3. Step 3: Cross multiply
    19,901.96x = 27,463.70 × 11,942.60
  4. Step 4: Simplify right side
    19,901.96x = 327,987,983.62
  5. Step 5: Solve for x
    x = 327,987,983.62/19,901.96
  6. Step 6: Final answer
    x = 16,480.19

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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.