Home / 18,110.64-27,173.75-9,796.50

Finding the Fourth Proportional to 18,110.64, 27,173.75 and 9,796.50

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Solution

The fourth proportional to 18,110.64, 27,173.75 and 9,796.50 is: 14,698.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.64 : 27,173.75 = 9,796.50 : x
  2. Step 2: Convert to fraction form
    18,110.64/27,173.75 = 9,796.50/x
  3. Step 3: Cross multiply
    18,110.64x = 27,173.75 × 9,796.50
  4. Step 4: Simplify right side
    18,110.64x = 266,207,641.88
  5. Step 5: Solve for x
    x = 266,207,641.88/18,110.64
  6. Step 6: Final answer
    x = 14,698.96

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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.