Home / 18,488.35-27,735.29-6,800.68

Finding the Fourth Proportional to 18,488.35, 27,735.29 and 6,800.68

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Solution

The fourth proportional to 18,488.35, 27,735.29 and 6,800.68 is: 10,202.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,488.35 : 27,735.29 = 6,800.68 : x
  2. Step 2: Convert to fraction form
    18,488.35/27,735.29 = 6,800.68/x
  3. Step 3: Cross multiply
    18,488.35x = 27,735.29 × 6,800.68
  4. Step 4: Simplify right side
    18,488.35x = 188,618,832.00
  5. Step 5: Solve for x
    x = 188,618,832.00/18,488.35
  6. Step 6: Final answer
    x = 10,202.04

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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.