Home / 18,588.98-27,879.21-11,094.66

Finding the Fourth Proportional to 18,588.98, 27,879.21 and 11,094.66

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Solution

The fourth proportional to 18,588.98, 27,879.21 and 11,094.66 is: 16,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588.98 : 27,879.21 = 11,094.66 : x
  2. Step 2: Convert to fraction form
    18,588.98/27,879.21 = 11,094.66/x
  3. Step 3: Cross multiply
    18,588.98x = 27,879.21 × 11,094.66
  4. Step 4: Simplify right side
    18,588.98x = 309,310,356.02
  5. Step 5: Solve for x
    x = 309,310,356.02/18,588.98
  6. Step 6: Final answer
    x = 16,639.45

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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.