Home / 18,093.32-27,157.52-8,739.92

Finding the Fourth Proportional to 18,093.32, 27,157.52 and 8,739.92

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Solution

The fourth proportional to 18,093.32, 27,157.52 and 8,739.92 is: 13,118.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093.32 : 27,157.52 = 8,739.92 : x
  2. Step 2: Convert to fraction form
    18,093.32/27,157.52 = 8,739.92/x
  3. Step 3: Cross multiply
    18,093.32x = 27,157.52 × 8,739.92
  4. Step 4: Simplify right side
    18,093.32x = 237,354,552.20
  5. Step 5: Solve for x
    x = 237,354,552.20/18,093.32
  6. Step 6: Final answer
    x = 13,118.35

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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.