Home / 25,197.80-37,704.24-21,027.51

Finding the Fourth Proportional to 25,197.80, 37,704.24 and 21,027.51

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Solution

The fourth proportional to 25,197.80, 37,704.24 and 21,027.51 is: 31,464.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,197.80 : 37,704.24 = 21,027.51 : x
  2. Step 2: Convert to fraction form
    25,197.80/37,704.24 = 21,027.51/x
  3. Step 3: Cross multiply
    25,197.80x = 37,704.24 × 21,027.51
  4. Step 4: Simplify right side
    25,197.80x = 792,826,283.64
  5. Step 5: Solve for x
    x = 792,826,283.64/25,197.80
  6. Step 6: Final answer
    x = 31,464.11

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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.