Home / 18,479.63-27,723.83-5,999.69

Finding the Fourth Proportional to 18,479.63, 27,723.83 and 5,999.69

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Solution

The fourth proportional to 18,479.63, 27,723.83 and 5,999.69 is: 9,000.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,479.63 : 27,723.83 = 5,999.69 : x
  2. Step 2: Convert to fraction form
    18,479.63/27,723.83 = 5,999.69/x
  3. Step 3: Cross multiply
    18,479.63x = 27,723.83 × 5,999.69
  4. Step 4: Simplify right side
    18,479.63x = 166,334,217.00
  5. Step 5: Solve for x
    x = 166,334,217.00/18,479.63
  6. Step 6: Final answer
    x = 9,000.95

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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.