Home / 12,632.22-18,949.14-3,873.24

Finding the Fourth Proportional to 12,632.22, 18,949.14 and 3,873.24

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Solution

The fourth proportional to 12,632.22, 18,949.14 and 3,873.24 is: 5,810.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,632.22 : 18,949.14 = 3,873.24 : x
  2. Step 2: Convert to fraction form
    12,632.22/18,949.14 = 3,873.24/x
  3. Step 3: Cross multiply
    12,632.22x = 18,949.14 × 3,873.24
  4. Step 4: Simplify right side
    12,632.22x = 73,394,567.01
  5. Step 5: Solve for x
    x = 73,394,567.01/12,632.22
  6. Step 6: Final answer
    x = 5,810.11

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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.