Home / 12,450.20-18,676.14-5,054.60

Finding the Fourth Proportional to 12,450.20, 18,676.14 and 5,054.60

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Solution

The fourth proportional to 12,450.20, 18,676.14 and 5,054.60 is: 7,582.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450.20 : 18,676.14 = 5,054.60 : x
  2. Step 2: Convert to fraction form
    12,450.20/18,676.14 = 5,054.60/x
  3. Step 3: Cross multiply
    12,450.20x = 18,676.14 × 5,054.60
  4. Step 4: Simplify right side
    12,450.20x = 94,400,417.24
  5. Step 5: Solve for x
    x = 94,400,417.24/12,450.20
  6. Step 6: Final answer
    x = 7,582.24

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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.