Home / 37,382.37-51,587.64-20,615.37

Finding the Fourth Proportional to 37,382.37, 51,587.64 and 20,615.37

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Solution

The fourth proportional to 37,382.37, 51,587.64 and 20,615.37 is: 28,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,382.37 : 51,587.64 = 20,615.37 : x
  2. Step 2: Convert to fraction form
    37,382.37/51,587.64 = 20,615.37/x
  3. Step 3: Cross multiply
    37,382.37x = 51,587.64 × 20,615.37
  4. Step 4: Simplify right side
    37,382.37x = 1,063,498,286.03
  5. Step 5: Solve for x
    x = 1,063,498,286.03/37,382.37
  6. Step 6: Final answer
    x = 28,449.19

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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.