Home / 10,999.27-16,500.60-3,601.95

Finding the Fourth Proportional to 10,999.27, 16,500.60 and 3,601.95

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Solution

The fourth proportional to 10,999.27, 16,500.60 and 3,601.95 is: 5,403.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999.27 : 16,500.60 = 3,601.95 : x
  2. Step 2: Convert to fraction form
    10,999.27/16,500.60 = 3,601.95/x
  3. Step 3: Cross multiply
    10,999.27x = 16,500.60 × 3,601.95
  4. Step 4: Simplify right side
    10,999.27x = 59,434,253.67
  5. Step 5: Solve for x
    x = 59,434,253.67/10,999.27
  6. Step 6: Final answer
    x = 5,403.47

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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.