Home / 13,795.92-20,688.84-5,028.24

Finding the Fourth Proportional to 13,795.92, 20,688.84 and 5,028.24

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Solution

The fourth proportional to 13,795.92, 20,688.84 and 5,028.24 is: 7,540.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.92 : 20,688.84 = 5,028.24 : x
  2. Step 2: Convert to fraction form
    13,795.92/20,688.84 = 5,028.24/x
  3. Step 3: Cross multiply
    13,795.92x = 20,688.84 × 5,028.24
  4. Step 4: Simplify right side
    13,795.92x = 104,028,452.84
  5. Step 5: Solve for x
    x = 104,028,452.84/13,795.92
  6. Step 6: Final answer
    x = 7,540.52

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1.5x scale

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.