Home / 26,112.26-39,168.40-7,644.26

Finding the Fourth Proportional to 26,112.26, 39,168.40 and 7,644.26

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Solution

The fourth proportional to 26,112.26, 39,168.40 and 7,644.26 is: 11,466.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,112.26 : 39,168.40 = 7,644.26 : x
  2. Step 2: Convert to fraction form
    26,112.26/39,168.40 = 7,644.26/x
  3. Step 3: Cross multiply
    26,112.26x = 39,168.40 × 7,644.26
  4. Step 4: Simplify right side
    26,112.26x = 299,413,433.38
  5. Step 5: Solve for x
    x = 299,413,433.38/26,112.26
  6. Step 6: Final answer
    x = 11,466.39

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1.5x scale

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.