Home / 26,998.40-40,492.38-8,273.90

Finding the Fourth Proportional to 26,998.40, 40,492.38 and 8,273.90

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Solution

The fourth proportional to 26,998.40, 40,492.38 and 8,273.90 is: 12,409.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,998.40 : 40,492.38 = 8,273.90 : x
  2. Step 2: Convert to fraction form
    26,998.40/40,492.38 = 8,273.90/x
  3. Step 3: Cross multiply
    26,998.40x = 40,492.38 × 8,273.90
  4. Step 4: Simplify right side
    26,998.40x = 335,029,902.88
  5. Step 5: Solve for x
    x = 335,029,902.88/26,998.40
  6. Step 6: Final answer
    x = 12,409.25

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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.