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Finding the Fourth Proportional to 26,793.52, 40,191.80 and 8,076.14

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Solution

The fourth proportional to 26,793.52, 40,191.80 and 8,076.14 is: 12,114.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,793.52 : 40,191.80 = 8,076.14 : x
  2. Step 2: Convert to fraction form
    26,793.52/40,191.80 = 8,076.14/x
  3. Step 3: Cross multiply
    26,793.52x = 40,191.80 × 8,076.14
  4. Step 4: Simplify right side
    26,793.52x = 324,594,513.03
  5. Step 5: Solve for x
    x = 324,594,513.03/26,793.52
  6. Step 6: Final answer
    x = 12,114.67

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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.