Home / 18,844.82-28,266.01-7,157.73

Finding the Fourth Proportional to 18,844.82, 28,266.01 and 7,157.73

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Solution

The fourth proportional to 18,844.82, 28,266.01 and 7,157.73 is: 10,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.82 : 28,266.01 = 7,157.73 : x
  2. Step 2: Convert to fraction form
    18,844.82/28,266.01 = 7,157.73/x
  3. Step 3: Cross multiply
    18,844.82x = 28,266.01 × 7,157.73
  4. Step 4: Simplify right side
    18,844.82x = 202,320,467.76
  5. Step 5: Solve for x
    x = 202,320,467.76/18,844.82
  6. Step 6: Final answer
    x = 10,736.13

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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.