Home / 36,520.32-54,786.78-11,559.99

Finding the Fourth Proportional to 36,520.32, 54,786.78 and 11,559.99

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Solution

The fourth proportional to 36,520.32, 54,786.78 and 11,559.99 is: 17,341.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,520.32 : 54,786.78 = 11,559.99 : x
  2. Step 2: Convert to fraction form
    36,520.32/54,786.78 = 11,559.99/x
  3. Step 3: Cross multiply
    36,520.32x = 54,786.78 × 11,559.99
  4. Step 4: Simplify right side
    36,520.32x = 633,334,628.93
  5. Step 5: Solve for x
    x = 633,334,628.93/36,520.32
  6. Step 6: Final answer
    x = 17,341.98

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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.