Home / 11,744.72-17,623.45-6,817.89

Finding the Fourth Proportional to 11,744.72, 17,623.45 and 6,817.89

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Solution

The fourth proportional to 11,744.72, 17,623.45 and 6,817.89 is: 10,230.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.72 : 17,623.45 = 6,817.89 : x
  2. Step 2: Convert to fraction form
    11,744.72/17,623.45 = 6,817.89/x
  3. Step 3: Cross multiply
    11,744.72x = 17,623.45 × 6,817.89
  4. Step 4: Simplify right side
    11,744.72x = 120,154,743.52
  5. Step 5: Solve for x
    x = 120,154,743.52/11,744.72
  6. Step 6: Final answer
    x = 10,230.54

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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.