Home / 17,595.26-26,394.60-5,115.38

Finding the Fourth Proportional to 17,595.26, 26,394.60 and 5,115.38

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Solution

The fourth proportional to 17,595.26, 26,394.60 and 5,115.38 is: 7,673.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,595.26 : 26,394.60 = 5,115.38 : x
  2. Step 2: Convert to fraction form
    17,595.26/26,394.60 = 5,115.38/x
  3. Step 3: Cross multiply
    17,595.26x = 26,394.60 × 5,115.38
  4. Step 4: Simplify right side
    17,595.26x = 135,018,276.98
  5. Step 5: Solve for x
    x = 135,018,276.98/17,595.26
  6. Step 6: Final answer
    x = 7,673.56

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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.