Home / 43,494.64-65,241.01-13,912.38

Finding the Fourth Proportional to 43,494.64, 65,241.01 and 13,912.38

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Solution

The fourth proportional to 43,494.64, 65,241.01 and 13,912.38 is: 20,868.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,494.64 : 65,241.01 = 13,912.38 : x
  2. Step 2: Convert to fraction form
    43,494.64/65,241.01 = 13,912.38/x
  3. Step 3: Cross multiply
    43,494.64x = 65,241.01 × 13,912.38
  4. Step 4: Simplify right side
    43,494.64x = 907,657,923.58
  5. Step 5: Solve for x
    x = 907,657,923.58/43,494.64
  6. Step 6: Final answer
    x = 20,868.27

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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.