Home / 18,923.07-25,924.73-18,213.65

Finding the Fourth Proportional to 18,923.07, 25,924.73 and 18,213.65

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Solution

The fourth proportional to 18,923.07, 25,924.73 and 18,213.65 is: 24,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923.07 : 25,924.73 = 18,213.65 : x
  2. Step 2: Convert to fraction form
    18,923.07/25,924.73 = 18,213.65/x
  3. Step 3: Cross multiply
    18,923.07x = 25,924.73 × 18,213.65
  4. Step 4: Simplify right side
    18,923.07x = 472,183,737.87
  5. Step 5: Solve for x
    x = 472,183,737.87/18,923.07
  6. Step 6: Final answer
    x = 24,952.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.