Home / 37,396.62-51,603.75-20,628.54

Finding the Fourth Proportional to 37,396.62, 51,603.75 and 20,628.54

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Solution

The fourth proportional to 37,396.62, 51,603.75 and 20,628.54 is: 28,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,396.62 : 51,603.75 = 20,628.54 : x
  2. Step 2: Convert to fraction form
    37,396.62/51,603.75 = 20,628.54/x
  3. Step 3: Cross multiply
    37,396.62x = 51,603.75 × 20,628.54
  4. Step 4: Simplify right side
    37,396.62x = 1,064,510,021.03
  5. Step 5: Solve for x
    x = 1,064,510,021.03/37,396.62
  6. Step 6: Final answer
    x = 28,465.41

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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.