Home / 19,632.68-27,093.32-10,680.21

Finding the Fourth Proportional to 19,632.68, 27,093.32 and 10,680.21

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Solution

The fourth proportional to 19,632.68, 27,093.32 and 10,680.21 is: 14,738.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,632.68 : 27,093.32 = 10,680.21 : x
  2. Step 2: Convert to fraction form
    19,632.68/27,093.32 = 10,680.21/x
  3. Step 3: Cross multiply
    19,632.68x = 27,093.32 × 10,680.21
  4. Step 4: Simplify right side
    19,632.68x = 289,362,293.80
  5. Step 5: Solve for x
    x = 289,362,293.80/19,632.68
  6. Step 6: Final answer
    x = 14,738.81

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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.