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Finding the Fourth Proportional to 26,904.34, 40,363.26 and 9,374.32

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Solution

The fourth proportional to 26,904.34, 40,363.26 and 9,374.32 is: 14,063.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,904.34 : 40,363.26 = 9,374.32 : x
  2. Step 2: Convert to fraction form
    26,904.34/40,363.26 = 9,374.32/x
  3. Step 3: Cross multiply
    26,904.34x = 40,363.26 × 9,374.32
  4. Step 4: Simplify right side
    26,904.34x = 378,378,115.48
  5. Step 5: Solve for x
    x = 378,378,115.48/26,904.34
  6. Step 6: Final answer
    x = 14,063.83

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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.