Home / 26,832.90-40,236.26-8,109.32

Finding the Fourth Proportional to 26,832.90, 40,236.26 and 8,109.32

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Solution

The fourth proportional to 26,832.90, 40,236.26 and 8,109.32 is: 12,160.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,832.90 : 40,236.26 = 8,109.32 : x
  2. Step 2: Convert to fraction form
    26,832.90/40,236.26 = 8,109.32/x
  3. Step 3: Cross multiply
    26,832.90x = 40,236.26 × 8,109.32
  4. Step 4: Simplify right side
    26,832.90x = 326,288,707.94
  5. Step 5: Solve for x
    x = 326,288,707.94/26,832.90
  6. Step 6: Final answer
    x = 12,160.02

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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.