Home / 14,697.46-20,276.78-8,322.59

Finding the Fourth Proportional to 14,697.46, 20,276.78 and 8,322.59

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Solution

The fourth proportional to 14,697.46, 20,276.78 and 8,322.59 is: 11,481.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,697.46 : 20,276.78 = 8,322.59 : x
  2. Step 2: Convert to fraction form
    14,697.46/20,276.78 = 8,322.59/x
  3. Step 3: Cross multiply
    14,697.46x = 20,276.78 × 8,322.59
  4. Step 4: Simplify right side
    14,697.46x = 168,755,183.46
  5. Step 5: Solve for x
    x = 168,755,183.46/14,697.46
  6. Step 6: Final answer
    x = 11,481.93

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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.