Home / 26,234.26-39,342.88-8,699.38

Finding the Fourth Proportional to 26,234.26, 39,342.88 and 8,699.38

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Solution

The fourth proportional to 26,234.26, 39,342.88 and 8,699.38 is: 13,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,234.26 : 39,342.88 = 8,699.38 : x
  2. Step 2: Convert to fraction form
    26,234.26/39,342.88 = 8,699.38/x
  3. Step 3: Cross multiply
    26,234.26x = 39,342.88 × 8,699.38
  4. Step 4: Simplify right side
    26,234.26x = 342,258,663.41
  5. Step 5: Solve for x
    x = 342,258,663.41/26,234.26
  6. Step 6: Final answer
    x = 13,046.25

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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.