Home / 23,150.64-34,704.08-21,029.24

Finding the Fourth Proportional to 23,150.64, 34,704.08 and 21,029.24

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Solution

The fourth proportional to 23,150.64, 34,704.08 and 21,029.24 is: 31,523.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,150.64 : 34,704.08 = 21,029.24 : x
  2. Step 2: Convert to fraction form
    23,150.64/34,704.08 = 21,029.24/x
  3. Step 3: Cross multiply
    23,150.64x = 34,704.08 × 21,029.24
  4. Step 4: Simplify right side
    23,150.64x = 729,800,427.30
  5. Step 5: Solve for x
    x = 729,800,427.30/23,150.64
  6. Step 6: Final answer
    x = 31,523.98

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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.