Home / 19,796.05-27,317.75-11,836.72

Finding the Fourth Proportional to 19,796.05, 27,317.75 and 11,836.72

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Solution

The fourth proportional to 19,796.05, 27,317.75 and 11,836.72 is: 16,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.05 : 27,317.75 = 11,836.72 : x
  2. Step 2: Convert to fraction form
    19,796.05/27,317.75 = 11,836.72/x
  3. Step 3: Cross multiply
    19,796.05x = 27,317.75 × 11,836.72
  4. Step 4: Simplify right side
    19,796.05x = 323,352,557.78
  5. Step 5: Solve for x
    x = 323,352,557.78/19,796.05
  6. Step 6: Final answer
    x = 16,334.20

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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.