Home / 55,450.40-83,183.70-18,004.10

Finding the Fourth Proportional to 55,450.40, 83,183.70 and 18,004.10

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Solution

The fourth proportional to 55,450.40, 83,183.70 and 18,004.10 is: 27,008.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,450.40 : 83,183.70 = 18,004.10 : x
  2. Step 2: Convert to fraction form
    55,450.40/83,183.70 = 18,004.10/x
  3. Step 3: Cross multiply
    55,450.40x = 83,183.70 × 18,004.10
  4. Step 4: Simplify right side
    55,450.40x = 1,497,647,653.17
  5. Step 5: Solve for x
    x = 1,497,647,653.17/55,450.40
  6. Step 6: Final answer
    x = 27,008.78

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1.5x scale

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.