Home / 18,473.43-27,693.60-6,783.91

Finding the Fourth Proportional to 18,473.43, 27,693.60 and 6,783.91

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Solution

The fourth proportional to 18,473.43, 27,693.60 and 6,783.91 is: 10,169.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,473.43 : 27,693.60 = 6,783.91 : x
  2. Step 2: Convert to fraction form
    18,473.43/27,693.60 = 6,783.91/x
  3. Step 3: Cross multiply
    18,473.43x = 27,693.60 × 6,783.91
  4. Step 4: Simplify right side
    18,473.43x = 187,870,889.98
  5. Step 5: Solve for x
    x = 187,870,889.98/18,473.43
  6. Step 6: Final answer
    x = 10,169.79

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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.