Home / 27,326.82-40,991.58-12,529.02

Finding the Fourth Proportional to 27,326.82, 40,991.58 and 12,529.02

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Solution

The fourth proportional to 27,326.82, 40,991.58 and 12,529.02 is: 18,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,326.82 : 40,991.58 = 12,529.02 : x
  2. Step 2: Convert to fraction form
    27,326.82/40,991.58 = 12,529.02/x
  3. Step 3: Cross multiply
    27,326.82x = 40,991.58 × 12,529.02
  4. Step 4: Simplify right side
    27,326.82x = 513,584,325.65
  5. Step 5: Solve for x
    x = 513,584,325.65/27,326.82
  6. Step 6: Final answer
    x = 18,794.15

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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.