Home / 21,404.88-32,107.32-14,055.84

Finding the Fourth Proportional to 21,404.88, 32,107.32 and 14,055.84

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Solution

The fourth proportional to 21,404.88, 32,107.32 and 14,055.84 is: 21,083.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,404.88 : 32,107.32 = 14,055.84 : x
  2. Step 2: Convert to fraction form
    21,404.88/32,107.32 = 14,055.84/x
  3. Step 3: Cross multiply
    21,404.88x = 32,107.32 × 14,055.84
  4. Step 4: Simplify right side
    21,404.88x = 451,295,352.75
  5. Step 5: Solve for x
    x = 451,295,352.75/21,404.88
  6. Step 6: Final answer
    x = 21,083.76

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.