Home / 37,867.53-52,257.57-20,872.38

Finding the Fourth Proportional to 37,867.53, 52,257.57 and 20,872.38

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Solution

The fourth proportional to 37,867.53, 52,257.57 and 20,872.38 is: 28,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,867.53 : 52,257.57 = 20,872.38 : x
  2. Step 2: Convert to fraction form
    37,867.53/52,257.57 = 20,872.38/x
  3. Step 3: Cross multiply
    37,867.53x = 52,257.57 × 20,872.38
  4. Step 4: Simplify right side
    37,867.53x = 1,090,739,858.92
  5. Step 5: Solve for x
    x = 1,090,739,858.92/37,867.53
  6. Step 6: Final answer
    x = 28,804.09

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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.