Home / 11,608.35-17,415.23-9,245.37

Finding the Fourth Proportional to 11,608.35, 17,415.23 and 9,245.37

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Solution

The fourth proportional to 11,608.35, 17,415.23 and 9,245.37 is: 13,870.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.35 : 17,415.23 = 9,245.37 : x
  2. Step 2: Convert to fraction form
    11,608.35/17,415.23 = 9,245.37/x
  3. Step 3: Cross multiply
    11,608.35x = 17,415.23 × 9,245.37
  4. Step 4: Simplify right side
    11,608.35x = 161,010,264.07
  5. Step 5: Solve for x
    x = 161,010,264.07/11,608.35
  6. Step 6: Final answer
    x = 13,870.22

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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.