Home / 37,181.44-51,308.60-20,185.28

Finding the Fourth Proportional to 37,181.44, 51,308.60 and 20,185.28

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Solution

The fourth proportional to 37,181.44, 51,308.60 and 20,185.28 is: 27,854.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,181.44 : 51,308.60 = 20,185.28 : x
  2. Step 2: Convert to fraction form
    37,181.44/51,308.60 = 20,185.28/x
  3. Step 3: Cross multiply
    37,181.44x = 51,308.60 × 20,185.28
  4. Step 4: Simplify right side
    37,181.44x = 1,035,678,457.41
  5. Step 5: Solve for x
    x = 1,035,678,457.41/37,181.44
  6. Step 6: Final answer
    x = 27,854.72

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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.