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Finding the Fourth Proportional to 18,404.58, 27,602.81 and 5,922.22

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Solution

The fourth proportional to 18,404.58, 27,602.81 and 5,922.22 is: 8,882.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404.58 : 27,602.81 = 5,922.22 : x
  2. Step 2: Convert to fraction form
    18,404.58/27,602.81 = 5,922.22/x
  3. Step 3: Cross multiply
    18,404.58x = 27,602.81 × 5,922.22
  4. Step 4: Simplify right side
    18,404.58x = 163,469,913.44
  5. Step 5: Solve for x
    x = 163,469,913.44/18,404.58
  6. Step 6: Final answer
    x = 8,882.02

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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.