Home / 16,212.44-24,318.65-12,520.04

Finding the Fourth Proportional to 16,212.44, 24,318.65 and 12,520.04

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Solution

The fourth proportional to 16,212.44, 24,318.65 and 12,520.04 is: 18,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,212.44 : 24,318.65 = 12,520.04 : x
  2. Step 2: Convert to fraction form
    16,212.44/24,318.65 = 12,520.04/x
  3. Step 3: Cross multiply
    16,212.44x = 24,318.65 × 12,520.04
  4. Step 4: Simplify right side
    16,212.44x = 304,470,470.75
  5. Step 5: Solve for x
    x = 304,470,470.75/16,212.44
  6. Step 6: Final answer
    x = 18,780.05

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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.