Home / 13,817.04-20,733.75-5,494.81

Finding the Fourth Proportional to 13,817.04, 20,733.75 and 5,494.81

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Solution

The fourth proportional to 13,817.04, 20,733.75 and 5,494.81 is: 8,245.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,817.04 : 20,733.75 = 5,494.81 : x
  2. Step 2: Convert to fraction form
    13,817.04/20,733.75 = 5,494.81/x
  3. Step 3: Cross multiply
    13,817.04x = 20,733.75 × 5,494.81
  4. Step 4: Simplify right side
    13,817.04x = 113,928,016.84
  5. Step 5: Solve for x
    x = 113,928,016.84/13,817.04
  6. Step 6: Final answer
    x = 8,245.47

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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.