Home / 13,835.55-20,764.44-7,265.64

Finding the Fourth Proportional to 13,835.55, 20,764.44 and 7,265.64

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Solution

The fourth proportional to 13,835.55, 20,764.44 and 7,265.64 is: 10,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,835.55 : 20,764.44 = 7,265.64 : x
  2. Step 2: Convert to fraction form
    13,835.55/20,764.44 = 7,265.64/x
  3. Step 3: Cross multiply
    13,835.55x = 20,764.44 × 7,265.64
  4. Step 4: Simplify right side
    13,835.55x = 150,866,945.84
  5. Step 5: Solve for x
    x = 150,866,945.84/13,835.55
  6. Step 6: Final answer
    x = 10,904.30

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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.