Home / 16,120.12-24,157.68-8,708.60

Finding the Fourth Proportional to 16,120.12, 24,157.68 and 8,708.60

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Solution

The fourth proportional to 16,120.12, 24,157.68 and 8,708.60 is: 13,050.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.12 : 24,157.68 = 8,708.60 : x
  2. Step 2: Convert to fraction form
    16,120.12/24,157.68 = 8,708.60/x
  3. Step 3: Cross multiply
    16,120.12x = 24,157.68 × 8,708.60
  4. Step 4: Simplify right side
    16,120.12x = 210,379,572.05
  5. Step 5: Solve for x
    x = 210,379,572.05/16,120.12
  6. Step 6: Final answer
    x = 13,050.74

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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.