Home / 37,357.48-51,553.32-20,361.74

Finding the Fourth Proportional to 37,357.48, 51,553.32 and 20,361.74

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Solution

The fourth proportional to 37,357.48, 51,553.32 and 20,361.74 is: 28,099.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,357.48 : 51,553.32 = 20,361.74 : x
  2. Step 2: Convert to fraction form
    37,357.48/51,553.32 = 20,361.74/x
  3. Step 3: Cross multiply
    37,357.48x = 51,553.32 × 20,361.74
  4. Step 4: Simplify right side
    37,357.48x = 1,049,715,297.98
  5. Step 5: Solve for x
    x = 1,049,715,297.98/37,357.48
  6. Step 6: Final answer
    x = 28,099.20

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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.