Home / 18,188.42-27,282.32-8,826.84

Finding the Fourth Proportional to 18,188.42, 27,282.32 and 8,826.84

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Solution

The fourth proportional to 18,188.42, 27,282.32 and 8,826.84 is: 13,240.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,188.42 : 27,282.32 = 8,826.84 : x
  2. Step 2: Convert to fraction form
    18,188.42/27,282.32 = 8,826.84/x
  3. Step 3: Cross multiply
    18,188.42x = 27,282.32 × 8,826.84
  4. Step 4: Simplify right side
    18,188.42x = 240,816,662.44
  5. Step 5: Solve for x
    x = 240,816,662.44/18,188.42
  6. Step 6: Final answer
    x = 13,240.11

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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.