Home / 18,799.82-28,206.01-6,150.15

Finding the Fourth Proportional to 18,799.82, 28,206.01 and 6,150.15

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Solution

The fourth proportional to 18,799.82, 28,206.01 and 6,150.15 is: 9,227.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,799.82 : 28,206.01 = 6,150.15 : x
  2. Step 2: Convert to fraction form
    18,799.82/28,206.01 = 6,150.15/x
  3. Step 3: Cross multiply
    18,799.82x = 28,206.01 × 6,150.15
  4. Step 4: Simplify right side
    18,799.82x = 173,471,161.65
  5. Step 5: Solve for x
    x = 173,471,161.65/18,799.82
  6. Step 6: Final answer
    x = 9,227.28

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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.