Home / 27,859.58-41,803.74-18,506.06

Finding the Fourth Proportional to 27,859.58, 41,803.74 and 18,506.06

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Solution

The fourth proportional to 27,859.58, 41,803.74 and 18,506.06 is: 27,768.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,859.58 : 41,803.74 = 18,506.06 : x
  2. Step 2: Convert to fraction form
    27,859.58/41,803.74 = 18,506.06/x
  3. Step 3: Cross multiply
    27,859.58x = 41,803.74 × 18,506.06
  4. Step 4: Simplify right side
    27,859.58x = 773,622,520.66
  5. Step 5: Solve for x
    x = 773,622,520.66/27,859.58
  6. Step 6: Final answer
    x = 27,768.64

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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.