Home / 26,823.96-40,236.24-8,104.15

Finding the Fourth Proportional to 26,823.96, 40,236.24 and 8,104.15

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Solution

The fourth proportional to 26,823.96, 40,236.24 and 8,104.15 is: 12,156.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,823.96 : 40,236.24 = 8,104.15 : x
  2. Step 2: Convert to fraction form
    26,823.96/40,236.24 = 8,104.15/x
  3. Step 3: Cross multiply
    26,823.96x = 40,236.24 × 8,104.15
  4. Step 4: Simplify right side
    26,823.96x = 326,080,524.40
  5. Step 5: Solve for x
    x = 326,080,524.40/26,823.96
  6. Step 6: Final answer
    x = 12,156.32

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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.