Home / 18,604.36-25,674.21-10,106.65

Finding the Fourth Proportional to 18,604.36, 25,674.21 and 10,106.65

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Solution

The fourth proportional to 18,604.36, 25,674.21 and 10,106.65 is: 13,947.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.36 : 25,674.21 = 10,106.65 : x
  2. Step 2: Convert to fraction form
    18,604.36/25,674.21 = 10,106.65/x
  3. Step 3: Cross multiply
    18,604.36x = 25,674.21 × 10,106.65
  4. Step 4: Simplify right side
    18,604.36x = 259,480,190.31
  5. Step 5: Solve for x
    x = 259,480,190.31/18,604.36
  6. Step 6: Final answer
    x = 13,947.28

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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.