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Finding the Fourth Proportional to 26,671, 39,998.94 and 11,069.32

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Solution

The fourth proportional to 26,671, 39,998.94 and 11,069.32 is: 16,600.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,671 : 39,998.94 = 11,069.32 : x
  2. Step 2: Convert to fraction form
    26,671/39,998.94 = 11,069.32/x
  3. Step 3: Cross multiply
    26,671x = 39,998.94 × 11,069.32
  4. Step 4: Simplify right side
    26,671x = 442,761,066.52
  5. Step 5: Solve for x
    x = 442,761,066.52/26,671
  6. Step 6: Final answer
    x = 16,600.84

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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.