Home / 11,020.98-16,526-4,000.70

Finding the Fourth Proportional to 11,020.98, 16,526 and 4,000.70

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Solution

The fourth proportional to 11,020.98, 16,526 and 4,000.70 is: 5,999.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.98 : 16,526 = 4,000.70 : x
  2. Step 2: Convert to fraction form
    11,020.98/16,526 = 4,000.70/x
  3. Step 3: Cross multiply
    11,020.98x = 16,526 × 4,000.70
  4. Step 4: Simplify right side
    11,020.98x = 66,115,568.20
  5. Step 5: Solve for x
    x = 66,115,568.20/11,020.98
  6. Step 6: Final answer
    x = 5,999.06

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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.