Home / 19,773.93-27,288.71-11,277.33

Finding the Fourth Proportional to 19,773.93, 27,288.71 and 11,277.33

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Solution

The fourth proportional to 19,773.93, 27,288.71 and 11,277.33 is: 15,563.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,773.93 : 27,288.71 = 11,277.33 : x
  2. Step 2: Convert to fraction form
    19,773.93/27,288.71 = 11,277.33/x
  3. Step 3: Cross multiply
    19,773.93x = 27,288.71 × 11,277.33
  4. Step 4: Simplify right side
    19,773.93x = 307,743,731.56
  5. Step 5: Solve for x
    x = 307,743,731.56/19,773.93
  6. Step 6: Final answer
    x = 15,563.10

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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.