Home / 18,632.45-27,949.13-6,153.54

Finding the Fourth Proportional to 18,632.45, 27,949.13 and 6,153.54

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Solution

The fourth proportional to 18,632.45, 27,949.13 and 6,153.54 is: 9,230.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632.45 : 27,949.13 = 6,153.54 : x
  2. Step 2: Convert to fraction form
    18,632.45/27,949.13 = 6,153.54/x
  3. Step 3: Cross multiply
    18,632.45x = 27,949.13 × 6,153.54
  4. Step 4: Simplify right side
    18,632.45x = 171,986,058.65
  5. Step 5: Solve for x
    x = 171,986,058.65/18,632.45
  6. Step 6: Final answer
    x = 9,230.46

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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.