Home / 35,310.99-48,728.94-21,163.83

Finding the Fourth Proportional to 35,310.99, 48,728.94 and 21,163.83

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Solution

The fourth proportional to 35,310.99, 48,728.94 and 21,163.83 is: 29,205.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,310.99 : 48,728.94 = 21,163.83 : x
  2. Step 2: Convert to fraction form
    35,310.99/48,728.94 = 21,163.83/x
  3. Step 3: Cross multiply
    35,310.99x = 48,728.94 × 21,163.83
  4. Step 4: Simplify right side
    35,310.99x = 1,031,291,002.24
  5. Step 5: Solve for x
    x = 1,031,291,002.24/35,310.99
  6. Step 6: Final answer
    x = 29,205.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.