Home / 26,896.32-40,346.60-8,178.03

Finding the Fourth Proportional to 26,896.32, 40,346.60 and 8,178.03

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Solution

The fourth proportional to 26,896.32, 40,346.60 and 8,178.03 is: 12,267.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,896.32 : 40,346.60 = 8,178.03 : x
  2. Step 2: Convert to fraction form
    26,896.32/40,346.60 = 8,178.03/x
  3. Step 3: Cross multiply
    26,896.32x = 40,346.60 × 8,178.03
  4. Step 4: Simplify right side
    26,896.32x = 329,955,664.31
  5. Step 5: Solve for x
    x = 329,955,664.31/26,896.32
  6. Step 6: Final answer
    x = 12,267.69

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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.