Home / 18,043.32-27,059.22-5,728.44

Finding the Fourth Proportional to 18,043.32, 27,059.22 and 5,728.44

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Solution

The fourth proportional to 18,043.32, 27,059.22 and 5,728.44 is: 8,590.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043.32 : 27,059.22 = 5,728.44 : x
  2. Step 2: Convert to fraction form
    18,043.32/27,059.22 = 5,728.44/x
  3. Step 3: Cross multiply
    18,043.32x = 27,059.22 × 5,728.44
  4. Step 4: Simplify right side
    18,043.32x = 155,007,118.22
  5. Step 5: Solve for x
    x = 155,007,118.22/18,043.32
  6. Step 6: Final answer
    x = 8,590.83

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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.