Home / 37,861.75-52,249.57-20,866.60

Finding the Fourth Proportional to 37,861.75, 52,249.57 and 20,866.60

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Solution

The fourth proportional to 37,861.75, 52,249.57 and 20,866.60 is: 28,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,861.75 : 52,249.57 = 20,866.60 : x
  2. Step 2: Convert to fraction form
    37,861.75/52,249.57 = 20,866.60/x
  3. Step 3: Cross multiply
    37,861.75x = 52,249.57 × 20,866.60
  4. Step 4: Simplify right side
    37,861.75x = 1,090,270,890.51
  5. Step 5: Solve for x
    x = 1,090,270,890.51/37,861.75
  6. Step 6: Final answer
    x = 28,796.10

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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.