Home / 19,699.44-27,190.41-11,206.56

Finding the Fourth Proportional to 19,699.44, 27,190.41 and 11,206.56

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Solution

The fourth proportional to 19,699.44, 27,190.41 and 11,206.56 is: 15,468.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,699.44 : 27,190.41 = 11,206.56 : x
  2. Step 2: Convert to fraction form
    19,699.44/27,190.41 = 11,206.56/x
  3. Step 3: Cross multiply
    19,699.44x = 27,190.41 × 11,206.56
  4. Step 4: Simplify right side
    19,699.44x = 304,710,961.09
  5. Step 5: Solve for x
    x = 304,710,961.09/19,699.44
  6. Step 6: Final answer
    x = 15,468.00

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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.