Home / 30,183.64-41,651.11-17,431.00

Finding the Fourth Proportional to 30,183.64, 41,651.11 and 17,431.00

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Solution

The fourth proportional to 30,183.64, 41,651.11 and 17,431.00 is: 24,053.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,183.64 : 41,651.11 = 17,431.00 : x
  2. Step 2: Convert to fraction form
    30,183.64/41,651.11 = 17,431.00/x
  3. Step 3: Cross multiply
    30,183.64x = 41,651.11 × 17,431.00
  4. Step 4: Simplify right side
    30,183.64x = 726,020,416.07
  5. Step 5: Solve for x
    x = 726,020,416.07/30,183.64
  6. Step 6: Final answer
    x = 24,053.44

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1.5x scale

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.