Home / 17,997.08-26,999.88-8,136.35

Finding the Fourth Proportional to 17,997.08, 26,999.88 and 8,136.35

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Solution

The fourth proportional to 17,997.08, 26,999.88 and 8,136.35 is: 12,206.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,997.08 : 26,999.88 = 8,136.35 : x
  2. Step 2: Convert to fraction form
    17,997.08/26,999.88 = 8,136.35/x
  3. Step 3: Cross multiply
    17,997.08x = 26,999.88 × 8,136.35
  4. Step 4: Simplify right side
    17,997.08x = 219,680,338.64
  5. Step 5: Solve for x
    x = 219,680,338.64/17,997.08
  6. Step 6: Final answer
    x = 12,206.44

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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.