Home / 18,193.82-27,273.51-8,327.21

Finding the Fourth Proportional to 18,193.82, 27,273.51 and 8,327.21

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Solution

The fourth proportional to 18,193.82, 27,273.51 and 8,327.21 is: 12,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193.82 : 27,273.51 = 8,327.21 : x
  2. Step 2: Convert to fraction form
    18,193.82/27,273.51 = 8,327.21/x
  3. Step 3: Cross multiply
    18,193.82x = 27,273.51 × 8,327.21
  4. Step 4: Simplify right side
    18,193.82x = 227,112,108.84
  5. Step 5: Solve for x
    x = 227,112,108.84/18,193.82
  6. Step 6: Final answer
    x = 12,482.93

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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.