Home / 13,725.56-20,584.30-5,827.96

Finding the Fourth Proportional to 13,725.56, 20,584.30 and 5,827.96

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Solution

The fourth proportional to 13,725.56, 20,584.30 and 5,827.96 is: 8,740.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725.56 : 20,584.30 = 5,827.96 : x
  2. Step 2: Convert to fraction form
    13,725.56/20,584.30 = 5,827.96/x
  3. Step 3: Cross multiply
    13,725.56x = 20,584.30 × 5,827.96
  4. Step 4: Simplify right side
    13,725.56x = 119,964,477.03
  5. Step 5: Solve for x
    x = 119,964,477.03/13,725.56
  6. Step 6: Final answer
    x = 8,740.22

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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.