Home / 17,998.02-27,000.92-5,518.92

Finding the Fourth Proportional to 17,998.02, 27,000.92 and 5,518.92

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Solution

The fourth proportional to 17,998.02, 27,000.92 and 5,518.92 is: 8,279.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,998.02 : 27,000.92 = 5,518.92 : x
  2. Step 2: Convert to fraction form
    17,998.02/27,000.92 = 5,518.92/x
  3. Step 3: Cross multiply
    17,998.02x = 27,000.92 × 5,518.92
  4. Step 4: Simplify right side
    17,998.02x = 149,015,917.41
  5. Step 5: Solve for x
    x = 149,015,917.41/17,998.02
  6. Step 6: Final answer
    x = 8,279.57

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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.