Home / 19,943.28-27,549.72-14,383.44

Finding the Fourth Proportional to 19,943.28, 27,549.72 and 14,383.44

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Solution

The fourth proportional to 19,943.28, 27,549.72 and 14,383.44 is: 19,869.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,943.28 : 27,549.72 = 14,383.44 : x
  2. Step 2: Convert to fraction form
    19,943.28/27,549.72 = 14,383.44/x
  3. Step 3: Cross multiply
    19,943.28x = 27,549.72 × 14,383.44
  4. Step 4: Simplify right side
    19,943.28x = 396,259,744.64
  5. Step 5: Solve for x
    x = 396,259,744.64/19,943.28
  6. Step 6: Final answer
    x = 19,869.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.