Home / 28,847.46-39,809.43-16,272.12

Finding the Fourth Proportional to 28,847.46, 39,809.43 and 16,272.12

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Solution

The fourth proportional to 28,847.46, 39,809.43 and 16,272.12 is: 22,455.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,847.46 : 39,809.43 = 16,272.12 : x
  2. Step 2: Convert to fraction form
    28,847.46/39,809.43 = 16,272.12/x
  3. Step 3: Cross multiply
    28,847.46x = 39,809.43 × 16,272.12
  4. Step 4: Simplify right side
    28,847.46x = 647,783,822.09
  5. Step 5: Solve for x
    x = 647,783,822.09/28,847.46
  6. Step 6: Final answer
    x = 22,455.49

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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.