Home / 13,823.76-20,743.74-5,059.29

Finding the Fourth Proportional to 13,823.76, 20,743.74 and 5,059.29

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Solution

The fourth proportional to 13,823.76, 20,743.74 and 5,059.29 is: 7,591.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823.76 : 20,743.74 = 5,059.29 : x
  2. Step 2: Convert to fraction form
    13,823.76/20,743.74 = 5,059.29/x
  3. Step 3: Cross multiply
    13,823.76x = 20,743.74 × 5,059.29
  4. Step 4: Simplify right side
    13,823.76x = 104,948,596.34
  5. Step 5: Solve for x
    x = 104,948,596.34/13,823.76
  6. Step 6: Final answer
    x = 7,591.90

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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.