Home / 37,015.36-51,081.60-20,248

Finding the Fourth Proportional to 37,015.36, 51,081.60 and 20,248

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Solution

The fourth proportional to 37,015.36, 51,081.60 and 20,248 is: 27,942.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,015.36 : 51,081.60 = 20,248 : x
  2. Step 2: Convert to fraction form
    37,015.36/51,081.60 = 20,248/x
  3. Step 3: Cross multiply
    37,015.36x = 51,081.60 × 20,248
  4. Step 4: Simplify right side
    37,015.36x = 1,034,300,236.80
  5. Step 5: Solve for x
    x = 1,034,300,236.80/37,015.36
  6. Step 6: Final answer
    x = 27,942.46

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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.