Home / 26,891.04-40,311.96-11,309.76

Finding the Fourth Proportional to 26,891.04, 40,311.96 and 11,309.76

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Solution

The fourth proportional to 26,891.04, 40,311.96 and 11,309.76 is: 16,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,891.04 : 40,311.96 = 11,309.76 : x
  2. Step 2: Convert to fraction form
    26,891.04/40,311.96 = 11,309.76/x
  3. Step 3: Cross multiply
    26,891.04x = 40,311.96 × 11,309.76
  4. Step 4: Simplify right side
    26,891.04x = 455,918,592.73
  5. Step 5: Solve for x
    x = 455,918,592.73/26,891.04
  6. Step 6: Final answer
    x = 16,954.29

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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.