Home / 21,033.41-29,027.84-12,082.64

Finding the Fourth Proportional to 21,033.41, 29,027.84 and 12,082.64

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Solution

The fourth proportional to 21,033.41, 29,027.84 and 12,082.64 is: 16,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,033.41 : 29,027.84 = 12,082.64 : x
  2. Step 2: Convert to fraction form
    21,033.41/29,027.84 = 12,082.64/x
  3. Step 3: Cross multiply
    21,033.41x = 29,027.84 × 12,082.64
  4. Step 4: Simplify right side
    21,033.41x = 350,732,735.15
  5. Step 5: Solve for x
    x = 350,732,735.15/21,033.41
  6. Step 6: Final answer
    x = 16,675.03

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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.