Home / 14,626.76-20,183.70-8,337.80

Finding the Fourth Proportional to 14,626.76, 20,183.70 and 8,337.80

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Solution

The fourth proportional to 14,626.76, 20,183.70 and 8,337.80 is: 11,505.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,626.76 : 20,183.70 = 8,337.80 : x
  2. Step 2: Convert to fraction form
    14,626.76/20,183.70 = 8,337.80/x
  3. Step 3: Cross multiply
    14,626.76x = 20,183.70 × 8,337.80
  4. Step 4: Simplify right side
    14,626.76x = 168,287,653.86
  5. Step 5: Solve for x
    x = 168,287,653.86/14,626.76
  6. Step 6: Final answer
    x = 11,505.46

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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.