Home / 25,198.54-37,705.37-21,028.25

Finding the Fourth Proportional to 25,198.54, 37,705.37 and 21,028.25

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Solution

The fourth proportional to 25,198.54, 37,705.37 and 21,028.25 is: 31,465.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,198.54 : 37,705.37 = 21,028.25 : x
  2. Step 2: Convert to fraction form
    25,198.54/37,705.37 = 21,028.25/x
  3. Step 3: Cross multiply
    25,198.54x = 37,705.37 × 21,028.25
  4. Step 4: Simplify right side
    25,198.54x = 792,877,935.82
  5. Step 5: Solve for x
    x = 792,877,935.82/25,198.54
  6. Step 6: Final answer
    x = 31,465.24

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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.