Home / 13,797.28-20,707.44-5,484.96

Finding the Fourth Proportional to 13,797.28, 20,707.44 and 5,484.96

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Solution

The fourth proportional to 13,797.28, 20,707.44 and 5,484.96 is: 8,232.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,797.28 : 20,707.44 = 5,484.96 : x
  2. Step 2: Convert to fraction form
    13,797.28/20,707.44 = 5,484.96/x
  3. Step 3: Cross multiply
    13,797.28x = 20,707.44 × 5,484.96
  4. Step 4: Simplify right side
    13,797.28x = 113,579,480.10
  5. Step 5: Solve for x
    x = 113,579,480.10/13,797.28
  6. Step 6: Final answer
    x = 8,232.02

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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.