Home / 26,956.96-40,443.26-11,159.08

Finding the Fourth Proportional to 26,956.96, 40,443.26 and 11,159.08

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Solution

The fourth proportional to 26,956.96, 40,443.26 and 11,159.08 is: 16,741.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,956.96 : 40,443.26 = 11,159.08 : x
  2. Step 2: Convert to fraction form
    26,956.96/40,443.26 = 11,159.08/x
  3. Step 3: Cross multiply
    26,956.96x = 40,443.26 × 11,159.08
  4. Step 4: Simplify right side
    26,956.96x = 451,309,573.80
  5. Step 5: Solve for x
    x = 451,309,573.80/26,956.96
  6. Step 6: Final answer
    x = 16,741.86

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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.