Home / 26,873.60-40,310.48-8,153.79

Finding the Fourth Proportional to 26,873.60, 40,310.48 and 8,153.79

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Solution

The fourth proportional to 26,873.60, 40,310.48 and 8,153.79 is: 12,230.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,873.60 : 40,310.48 = 8,153.79 : x
  2. Step 2: Convert to fraction form
    26,873.60/40,310.48 = 8,153.79/x
  3. Step 3: Cross multiply
    26,873.60x = 40,310.48 × 8,153.79
  4. Step 4: Simplify right side
    26,873.60x = 328,683,168.45
  5. Step 5: Solve for x
    x = 328,683,168.45/26,873.60
  6. Step 6: Final answer
    x = 12,230.71

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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.