Home / 37,879.08-52,270.76-20,882.44

Finding the Fourth Proportional to 37,879.08, 52,270.76 and 20,882.44

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Solution

The fourth proportional to 37,879.08, 52,270.76 and 20,882.44 is: 28,816.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,879.08 : 52,270.76 = 20,882.44 : x
  2. Step 2: Convert to fraction form
    37,879.08/52,270.76 = 20,882.44/x
  3. Step 3: Cross multiply
    37,879.08x = 52,270.76 × 20,882.44
  4. Step 4: Simplify right side
    37,879.08x = 1,091,541,009.45
  5. Step 5: Solve for x
    x = 1,091,541,009.45/37,879.08
  6. Step 6: Final answer
    x = 28,816.46

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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.