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Finding the Fourth Proportional to 17,999.37, 26,984.48 and 8,133.57

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Solution

The fourth proportional to 17,999.37, 26,984.48 and 8,133.57 is: 12,193.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,999.37 : 26,984.48 = 8,133.57 : x
  2. Step 2: Convert to fraction form
    17,999.37/26,984.48 = 8,133.57/x
  3. Step 3: Cross multiply
    17,999.37x = 26,984.48 × 8,133.57
  4. Step 4: Simplify right side
    17,999.37x = 219,480,116.33
  5. Step 5: Solve for x
    x = 219,480,116.33/17,999.37
  6. Step 6: Final answer
    x = 12,193.77

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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.