Home / 26,270.40-36,234-18,601.44

Finding the Fourth Proportional to 26,270.40, 36,234 and 18,601.44

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Solution

The fourth proportional to 26,270.40, 36,234 and 18,601.44 is: 25,656.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,270.40 : 36,234 = 18,601.44 : x
  2. Step 2: Convert to fraction form
    26,270.40/36,234 = 18,601.44/x
  3. Step 3: Cross multiply
    26,270.40x = 36,234 × 18,601.44
  4. Step 4: Simplify right side
    26,270.40x = 674,004,576.96
  5. Step 5: Solve for x
    x = 674,004,576.96/26,270.40
  6. Step 6: Final answer
    x = 25,656.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.