Home / 36,410.55-54,622.05-16,690.80

Finding the Fourth Proportional to 36,410.55, 54,622.05 and 16,690.80

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Solution

The fourth proportional to 36,410.55, 54,622.05 and 16,690.80 is: 25,039.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,410.55 : 54,622.05 = 16,690.80 : x
  2. Step 2: Convert to fraction form
    36,410.55/54,622.05 = 16,690.80/x
  3. Step 3: Cross multiply
    36,410.55x = 54,622.05 × 16,690.80
  4. Step 4: Simplify right side
    36,410.55x = 911,685,712.14
  5. Step 5: Solve for x
    x = 911,685,712.14/36,410.55
  6. Step 6: Final answer
    x = 25,039.05

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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.