Home / 38,568.24-57,832.92-18,817.20

Finding the Fourth Proportional to 38,568.24, 57,832.92 and 18,817.20

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Solution

The fourth proportional to 38,568.24, 57,832.92 and 18,817.20 is: 28,216.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,568.24 : 57,832.92 = 18,817.20 : x
  2. Step 2: Convert to fraction form
    38,568.24/57,832.92 = 18,817.20/x
  3. Step 3: Cross multiply
    38,568.24x = 57,832.92 × 18,817.20
  4. Step 4: Simplify right side
    38,568.24x = 1,088,253,622.22
  5. Step 5: Solve for x
    x = 1,088,253,622.22/38,568.24
  6. Step 6: Final answer
    x = 28,216.32

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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.