Home / 43,817.47-65,741.48-13,836.34

Finding the Fourth Proportional to 43,817.47, 65,741.48 and 13,836.34

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Solution

The fourth proportional to 43,817.47, 65,741.48 and 13,836.34 is: 20,759.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,817.47 : 65,741.48 = 13,836.34 : x
  2. Step 2: Convert to fraction form
    43,817.47/65,741.48 = 13,836.34/x
  3. Step 3: Cross multiply
    43,817.47x = 65,741.48 × 13,836.34
  4. Step 4: Simplify right side
    43,817.47x = 909,621,469.38
  5. Step 5: Solve for x
    x = 909,621,469.38/43,817.47
  6. Step 6: Final answer
    x = 20,759.33

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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.