Home / 36,033.40-54,050.10-12,662.20

Finding the Fourth Proportional to 36,033.40, 54,050.10 and 12,662.20

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Solution

The fourth proportional to 36,033.40, 54,050.10 and 12,662.20 is: 18,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,033.40 : 54,050.10 = 12,662.20 : x
  2. Step 2: Convert to fraction form
    36,033.40/54,050.10 = 12,662.20/x
  3. Step 3: Cross multiply
    36,033.40x = 54,050.10 × 12,662.20
  4. Step 4: Simplify right side
    36,033.40x = 684,393,176.22
  5. Step 5: Solve for x
    x = 684,393,176.22/36,033.40
  6. Step 6: Final answer
    x = 18,993.30

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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.