Home / 37,879.72-52,273.68-20,652.10

Finding the Fourth Proportional to 37,879.72, 52,273.68 and 20,652.10

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Solution

The fourth proportional to 37,879.72, 52,273.68 and 20,652.10 is: 28,499.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,879.72 : 52,273.68 = 20,652.10 : x
  2. Step 2: Convert to fraction form
    37,879.72/52,273.68 = 20,652.10/x
  3. Step 3: Cross multiply
    37,879.72x = 52,273.68 × 20,652.10
  4. Step 4: Simplify right side
    37,879.72x = 1,079,561,266.73
  5. Step 5: Solve for x
    x = 1,079,561,266.73/37,879.72
  6. Step 6: Final answer
    x = 28,499.72

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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.