Home / 15,604.88-23,405.52-3,917.22

Finding the Fourth Proportional to 15,604.88, 23,405.52 and 3,917.22

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Solution

The fourth proportional to 15,604.88, 23,405.52 and 3,917.22 is: 5,875.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,604.88 : 23,405.52 = 3,917.22 : x
  2. Step 2: Convert to fraction form
    15,604.88/23,405.52 = 3,917.22/x
  3. Step 3: Cross multiply
    15,604.88x = 23,405.52 × 3,917.22
  4. Step 4: Simplify right side
    15,604.88x = 91,684,571.05
  5. Step 5: Solve for x
    x = 91,684,571.05/15,604.88
  6. Step 6: Final answer
    x = 5,875.38

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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.