Home / 18,000.06-26,997.36-6,911.97

Finding the Fourth Proportional to 18,000.06, 26,997.36 and 6,911.97

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Solution

The fourth proportional to 18,000.06, 26,997.36 and 6,911.97 is: 10,366.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,000.06 : 26,997.36 = 6,911.97 : x
  2. Step 2: Convert to fraction form
    18,000.06/26,997.36 = 6,911.97/x
  3. Step 3: Cross multiply
    18,000.06x = 26,997.36 × 6,911.97
  4. Step 4: Simplify right side
    18,000.06x = 186,604,975.33
  5. Step 5: Solve for x
    x = 186,604,975.33/18,000.06
  6. Step 6: Final answer
    x = 10,366.91

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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.