Home / 11,020.41-16,530.59-4,000.43

Finding the Fourth Proportional to 11,020.41, 16,530.59 and 4,000.43

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Solution

The fourth proportional to 11,020.41, 16,530.59 and 4,000.43 is: 6,000.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,020.41 : 16,530.59 = 4,000.43 : x
  2. Step 2: Convert to fraction form
    11,020.41/16,530.59 = 4,000.43/x
  3. Step 3: Cross multiply
    11,020.41x = 16,530.59 × 4,000.43
  4. Step 4: Simplify right side
    11,020.41x = 66,129,395.50
  5. Step 5: Solve for x
    x = 66,129,395.50/11,020.41
  6. Step 6: Final answer
    x = 6,000.63

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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.