Home / 18,141.75-25,035.63-10,183.23

Finding the Fourth Proportional to 18,141.75, 25,035.63 and 10,183.23

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Solution

The fourth proportional to 18,141.75, 25,035.63 and 10,183.23 is: 14,052.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,141.75 : 25,035.63 = 10,183.23 : x
  2. Step 2: Convert to fraction form
    18,141.75/25,035.63 = 10,183.23/x
  3. Step 3: Cross multiply
    18,141.75x = 25,035.63 × 10,183.23
  4. Step 4: Simplify right side
    18,141.75x = 254,943,578.48
  5. Step 5: Solve for x
    x = 254,943,578.48/18,141.75
  6. Step 6: Final answer
    x = 14,052.87

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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.