Home / 11,016.50-16,529.36-6,859.98

Finding the Fourth Proportional to 11,016.50, 16,529.36 and 6,859.98

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Solution

The fourth proportional to 11,016.50, 16,529.36 and 6,859.98 is: 10,292.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,016.50 : 16,529.36 = 6,859.98 : x
  2. Step 2: Convert to fraction form
    11,016.50/16,529.36 = 6,859.98/x
  3. Step 3: Cross multiply
    11,016.50x = 16,529.36 × 6,859.98
  4. Step 4: Simplify right side
    11,016.50x = 113,391,079.01
  5. Step 5: Solve for x
    x = 113,391,079.01/11,016.50
  6. Step 6: Final answer
    x = 10,292.84

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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.