Home / 38,103.96-57,192.84-18,396.36

Finding the Fourth Proportional to 38,103.96, 57,192.84 and 18,396.36

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Solution

The fourth proportional to 38,103.96, 57,192.84 and 18,396.36 is: 27,612.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,103.96 : 57,192.84 = 18,396.36 : x
  2. Step 2: Convert to fraction form
    38,103.96/57,192.84 = 18,396.36/x
  3. Step 3: Cross multiply
    38,103.96x = 57,192.84 × 18,396.36
  4. Step 4: Simplify right side
    38,103.96x = 1,052,140,074.06
  5. Step 5: Solve for x
    x = 1,052,140,074.06/38,103.96
  6. Step 6: Final answer
    x = 27,612.36

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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.