Home / 18,490.00-27,741.98-11,099.61

Finding the Fourth Proportional to 18,490.00, 27,741.98 and 11,099.61

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Solution

The fourth proportional to 18,490.00, 27,741.98 and 11,099.61 is: 16,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,490.00 : 27,741.98 = 11,099.61 : x
  2. Step 2: Convert to fraction form
    18,490.00/27,741.98 = 11,099.61/x
  3. Step 3: Cross multiply
    18,490.00x = 27,741.98 × 11,099.61
  4. Step 4: Simplify right side
    18,490.00x = 307,925,092.74
  5. Step 5: Solve for x
    x = 307,925,092.74/18,490.00
  6. Step 6: Final answer
    x = 16,653.60

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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.