Home / 37,157.58-51,277.32-20,161.89

Finding the Fourth Proportional to 37,157.58, 51,277.32 and 20,161.89

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Solution

The fourth proportional to 37,157.58, 51,277.32 and 20,161.89 is: 27,823.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,157.58 : 51,277.32 = 20,161.89 : x
  2. Step 2: Convert to fraction form
    37,157.58/51,277.32 = 20,161.89/x
  3. Step 3: Cross multiply
    37,157.58x = 51,277.32 × 20,161.89
  4. Step 4: Simplify right side
    37,157.58x = 1,033,847,685.33
  5. Step 5: Solve for x
    x = 1,033,847,685.33/37,157.58
  6. Step 6: Final answer
    x = 27,823.33

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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.