Home / 13,074.54-18,050.94-8,993.34

Finding the Fourth Proportional to 13,074.54, 18,050.94 and 8,993.34

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Solution

The fourth proportional to 13,074.54, 18,050.94 and 8,993.34 is: 12,416.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,074.54 : 18,050.94 = 8,993.34 : x
  2. Step 2: Convert to fraction form
    13,074.54/18,050.94 = 8,993.34/x
  3. Step 3: Cross multiply
    13,074.54x = 18,050.94 × 8,993.34
  4. Step 4: Simplify right side
    13,074.54x = 162,338,240.74
  5. Step 5: Solve for x
    x = 162,338,240.74/13,074.54
  6. Step 6: Final answer
    x = 12,416.36

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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.