Home / 37,009.56-55,514.34-21,418.68

Finding the Fourth Proportional to 37,009.56, 55,514.34 and 21,418.68

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Solution

The fourth proportional to 37,009.56, 55,514.34 and 21,418.68 is: 32,128.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,009.56 : 55,514.34 = 21,418.68 : x
  2. Step 2: Convert to fraction form
    37,009.56/55,514.34 = 21,418.68/x
  3. Step 3: Cross multiply
    37,009.56x = 55,514.34 × 21,418.68
  4. Step 4: Simplify right side
    37,009.56x = 1,189,043,883.87
  5. Step 5: Solve for x
    x = 1,189,043,883.87/37,009.56
  6. Step 6: Final answer
    x = 32,128.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.