Home / 17,704.67-26,550.81-5,221.38

Finding the Fourth Proportional to 17,704.67, 26,550.81 and 5,221.38

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Solution

The fourth proportional to 17,704.67, 26,550.81 and 5,221.38 is: 7,830.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,704.67 : 26,550.81 = 5,221.38 : x
  2. Step 2: Convert to fraction form
    17,704.67/26,550.81 = 5,221.38/x
  3. Step 3: Cross multiply
    17,704.67x = 26,550.81 × 5,221.38
  4. Step 4: Simplify right side
    17,704.67x = 138,631,868.32
  5. Step 5: Solve for x
    x = 138,631,868.32/17,704.67
  6. Step 6: Final answer
    x = 7,830.24

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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.