Home / 13,984.56-20,976.84-3,595.50

Finding the Fourth Proportional to 13,984.56, 20,976.84 and 3,595.50

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Solution

The fourth proportional to 13,984.56, 20,976.84 and 3,595.50 is: 5,393.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,984.56 : 20,976.84 = 3,595.50 : x
  2. Step 2: Convert to fraction form
    13,984.56/20,976.84 = 3,595.50/x
  3. Step 3: Cross multiply
    13,984.56x = 20,976.84 × 3,595.50
  4. Step 4: Simplify right side
    13,984.56x = 75,422,228.22
  5. Step 5: Solve for x
    x = 75,422,228.22/13,984.56
  6. Step 6: Final answer
    x = 5,393.25

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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.