Home / 37,513.44-51,767.96-20,517.30

Finding the Fourth Proportional to 37,513.44, 51,767.96 and 20,517.30

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Solution

The fourth proportional to 37,513.44, 51,767.96 and 20,517.30 is: 28,313.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,513.44 : 51,767.96 = 20,517.30 : x
  2. Step 2: Convert to fraction form
    37,513.44/51,767.96 = 20,517.30/x
  3. Step 3: Cross multiply
    37,513.44x = 51,767.96 × 20,517.30
  4. Step 4: Simplify right side
    37,513.44x = 1,062,138,765.71
  5. Step 5: Solve for x
    x = 1,062,138,765.71/37,513.44
  6. Step 6: Final answer
    x = 28,313.55

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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.