Home / 26,905.48-40,359.66-8,184.09

Finding the Fourth Proportional to 26,905.48, 40,359.66 and 8,184.09

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Solution

The fourth proportional to 26,905.48, 40,359.66 and 8,184.09 is: 12,276.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,905.48 : 40,359.66 = 8,184.09 : x
  2. Step 2: Convert to fraction form
    26,905.48/40,359.66 = 8,184.09/x
  3. Step 3: Cross multiply
    26,905.48x = 40,359.66 × 8,184.09
  4. Step 4: Simplify right side
    26,905.48x = 330,306,847.09
  5. Step 5: Solve for x
    x = 330,306,847.09/26,905.48
  6. Step 6: Final answer
    x = 12,276.56

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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.