Home / 19,849.99-27,388.76-11,783.37

Finding the Fourth Proportional to 19,849.99, 27,388.76 and 11,783.37

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Solution

The fourth proportional to 19,849.99, 27,388.76 and 11,783.37 is: 16,258.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,849.99 : 27,388.76 = 11,783.37 : x
  2. Step 2: Convert to fraction form
    19,849.99/27,388.76 = 11,783.37/x
  3. Step 3: Cross multiply
    19,849.99x = 27,388.76 × 11,783.37
  4. Step 4: Simplify right side
    19,849.99x = 322,731,969.85
  5. Step 5: Solve for x
    x = 322,731,969.85/19,849.99
  6. Step 6: Final answer
    x = 16,258.55

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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.