Home / 13,764.93-18,961.59-11,741.75

Finding the Fourth Proportional to 13,764.93, 18,961.59 and 11,741.75

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Solution

The fourth proportional to 13,764.93, 18,961.59 and 11,741.75 is: 16,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764.93 : 18,961.59 = 11,741.75 : x
  2. Step 2: Convert to fraction form
    13,764.93/18,961.59 = 11,741.75/x
  3. Step 3: Cross multiply
    13,764.93x = 18,961.59 × 11,741.75
  4. Step 4: Simplify right side
    13,764.93x = 222,642,249.38
  5. Step 5: Solve for x
    x = 222,642,249.38/13,764.93
  6. Step 6: Final answer
    x = 16,174.60

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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.