Home / 16,439.22-24,635.39-12,724.02

Finding the Fourth Proportional to 16,439.22, 24,635.39 and 12,724.02

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Solution

The fourth proportional to 16,439.22, 24,635.39 and 12,724.02 is: 19,067.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,439.22 : 24,635.39 = 12,724.02 : x
  2. Step 2: Convert to fraction form
    16,439.22/24,635.39 = 12,724.02/x
  3. Step 3: Cross multiply
    16,439.22x = 24,635.39 × 12,724.02
  4. Step 4: Simplify right side
    16,439.22x = 313,461,131.45
  5. Step 5: Solve for x
    x = 313,461,131.45/16,439.22
  6. Step 6: Final answer
    x = 19,067.88

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1.5x scale

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.