Home / 17,669.72-26,559.66-11,137.88

Finding the Fourth Proportional to 17,669.72, 26,559.66 and 11,137.88

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Solution

The fourth proportional to 17,669.72, 26,559.66 and 11,137.88 is: 16,741.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,669.72 : 26,559.66 = 11,137.88 : x
  2. Step 2: Convert to fraction form
    17,669.72/26,559.66 = 11,137.88/x
  3. Step 3: Cross multiply
    17,669.72x = 26,559.66 × 11,137.88
  4. Step 4: Simplify right side
    17,669.72x = 295,818,305.92
  5. Step 5: Solve for x
    x = 295,818,305.92/17,669.72
  6. Step 6: Final answer
    x = 16,741.54

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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.