Home / 18,376.74-27,559.26-7,846.56

Finding the Fourth Proportional to 18,376.74, 27,559.26 and 7,846.56

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Solution

The fourth proportional to 18,376.74, 27,559.26 and 7,846.56 is: 11,767.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376.74 : 27,559.26 = 7,846.56 : x
  2. Step 2: Convert to fraction form
    18,376.74/27,559.26 = 7,846.56/x
  3. Step 3: Cross multiply
    18,376.74x = 27,559.26 × 7,846.56
  4. Step 4: Simplify right side
    18,376.74x = 216,245,387.15
  5. Step 5: Solve for x
    x = 216,245,387.15/18,376.74
  6. Step 6: Final answer
    x = 11,767.34

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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.