Home / 19,736.06-27,234.96-10,783.88

Finding the Fourth Proportional to 19,736.06, 27,234.96 and 10,783.88

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Solution

The fourth proportional to 19,736.06, 27,234.96 and 10,783.88 is: 14,881.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736.06 : 27,234.96 = 10,783.88 : x
  2. Step 2: Convert to fraction form
    19,736.06/27,234.96 = 10,783.88/x
  3. Step 3: Cross multiply
    19,736.06x = 27,234.96 × 10,783.88
  4. Step 4: Simplify right side
    19,736.06x = 293,698,540.44
  5. Step 5: Solve for x
    x = 293,698,540.44/19,736.06
  6. Step 6: Final answer
    x = 14,881.32

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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.