Home / 16,268.16-24,376.80-12,579.48

Finding the Fourth Proportional to 16,268.16, 24,376.80 and 12,579.48

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Solution

The fourth proportional to 16,268.16, 24,376.80 and 12,579.48 is: 18,849.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,268.16 : 24,376.80 = 12,579.48 : x
  2. Step 2: Convert to fraction form
    16,268.16/24,376.80 = 12,579.48/x
  3. Step 3: Cross multiply
    16,268.16x = 24,376.80 × 12,579.48
  4. Step 4: Simplify right side
    16,268.16x = 306,647,468.06
  5. Step 5: Solve for x
    x = 306,647,468.06/16,268.16
  6. Step 6: Final answer
    x = 18,849.55

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Why These Related Problems?

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