Home / 26,691.93-40,051.60-11,910.51

Finding the Fourth Proportional to 26,691.93, 40,051.60 and 11,910.51

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Solution

The fourth proportional to 26,691.93, 40,051.60 and 11,910.51 is: 17,871.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,691.93 : 40,051.60 = 11,910.51 : x
  2. Step 2: Convert to fraction form
    26,691.93/40,051.60 = 11,910.51/x
  3. Step 3: Cross multiply
    26,691.93x = 40,051.60 × 11,910.51
  4. Step 4: Simplify right side
    26,691.93x = 477,034,952.54
  5. Step 5: Solve for x
    x = 477,034,952.54/26,691.93
  6. Step 6: Final answer
    x = 17,871.88

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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.