Home / 17,790.14-26,685.48-6,111.56

Finding the Fourth Proportional to 17,790.14, 26,685.48 and 6,111.56

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Solution

The fourth proportional to 17,790.14, 26,685.48 and 6,111.56 is: 9,167.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790.14 : 26,685.48 = 6,111.56 : x
  2. Step 2: Convert to fraction form
    17,790.14/26,685.48 = 6,111.56/x
  3. Step 3: Cross multiply
    17,790.14x = 26,685.48 × 6,111.56
  4. Step 4: Simplify right side
    17,790.14x = 163,089,912.15
  5. Step 5: Solve for x
    x = 163,089,912.15/17,790.14
  6. Step 6: Final answer
    x = 9,167.43

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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.