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Finding the Fourth Proportional to 26,794.31, 40,188.62 and 11,001

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Solution

The fourth proportional to 26,794.31, 40,188.62 and 11,001 is: 16,500.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,794.31 : 40,188.62 = 11,001 : x
  2. Step 2: Convert to fraction form
    26,794.31/40,188.62 = 11,001/x
  3. Step 3: Cross multiply
    26,794.31x = 40,188.62 × 11,001
  4. Step 4: Simplify right side
    26,794.31x = 442,114,953.62
  5. Step 5: Solve for x
    x = 442,114,953.62/26,794.31
  6. Step 6: Final answer
    x = 16,500.33

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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.