Home / 36,894.16-55,315.32-13,517.56

Finding the Fourth Proportional to 36,894.16, 55,315.32 and 13,517.56

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Solution

The fourth proportional to 36,894.16, 55,315.32 and 13,517.56 is: 20,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,894.16 : 55,315.32 = 13,517.56 : x
  2. Step 2: Convert to fraction form
    36,894.16/55,315.32 = 13,517.56/x
  3. Step 3: Cross multiply
    36,894.16x = 55,315.32 × 13,517.56
  4. Step 4: Simplify right side
    36,894.16x = 747,728,157.02
  5. Step 5: Solve for x
    x = 747,728,157.02/36,894.16
  6. Step 6: Final answer
    x = 20,266.84

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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.