Home / 18,108.13-27,170.00-9,794.00

Finding the Fourth Proportional to 18,108.13, 27,170.00 and 9,794.00

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Solution

The fourth proportional to 18,108.13, 27,170.00 and 9,794.00 is: 14,695.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108.13 : 27,170.00 = 9,794.00 : x
  2. Step 2: Convert to fraction form
    18,108.13/27,170.00 = 9,794.00/x
  3. Step 3: Cross multiply
    18,108.13x = 27,170.00 × 9,794.00
  4. Step 4: Simplify right side
    18,108.13x = 266,102,915.43
  5. Step 5: Solve for x
    x = 266,102,915.43/18,108.13
  6. Step 6: Final answer
    x = 14,695.22

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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.