Home / 23,450.12-32,361.15-12,839.96

Finding the Fourth Proportional to 23,450.12, 32,361.15 and 12,839.96

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Solution

The fourth proportional to 23,450.12, 32,361.15 and 12,839.96 is: 17,719.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,450.12 : 32,361.15 = 12,839.96 : x
  2. Step 2: Convert to fraction form
    23,450.12/32,361.15 = 12,839.96/x
  3. Step 3: Cross multiply
    23,450.12x = 32,361.15 × 12,839.96
  4. Step 4: Simplify right side
    23,450.12x = 415,515,871.55
  5. Step 5: Solve for x
    x = 415,515,871.55/23,450.12
  6. Step 6: Final answer
    x = 17,719.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.