Home / 37,087-51,179.75-20,090.86

Finding the Fourth Proportional to 37,087, 51,179.75 and 20,090.86

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Solution

The fourth proportional to 37,087, 51,179.75 and 20,090.86 is: 27,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,087 : 51,179.75 = 20,090.86 : x
  2. Step 2: Convert to fraction form
    37,087/51,179.75 = 20,090.86/x
  3. Step 3: Cross multiply
    37,087x = 51,179.75 × 20,090.86
  4. Step 4: Simplify right side
    37,087x = 1,028,245,192.09
  5. Step 5: Solve for x
    x = 1,028,245,192.09/37,087
  6. Step 6: Final answer
    x = 27,725.22

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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.