Home / 13,322.44-20,000.94-8,725.96

Finding the Fourth Proportional to 13,322.44, 20,000.94 and 8,725.96

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Solution

The fourth proportional to 13,322.44, 20,000.94 and 8,725.96 is: 13,100.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322.44 : 20,000.94 = 8,725.96 : x
  2. Step 2: Convert to fraction form
    13,322.44/20,000.94 = 8,725.96/x
  3. Step 3: Cross multiply
    13,322.44x = 20,000.94 × 8,725.96
  4. Step 4: Simplify right side
    13,322.44x = 174,527,402.40
  5. Step 5: Solve for x
    x = 174,527,402.40/13,322.44
  6. Step 6: Final answer
    x = 13,100.26

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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.