Home / 27,393.21-41,090.10-8,672.89

Finding the Fourth Proportional to 27,393.21, 41,090.10 and 8,672.89

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Solution

The fourth proportional to 27,393.21, 41,090.10 and 8,672.89 is: 13,009.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,393.21 : 41,090.10 = 8,672.89 : x
  2. Step 2: Convert to fraction form
    27,393.21/41,090.10 = 8,672.89/x
  3. Step 3: Cross multiply
    27,393.21x = 41,090.10 × 8,672.89
  4. Step 4: Simplify right side
    27,393.21x = 356,369,917.39
  5. Step 5: Solve for x
    x = 356,369,917.39/27,393.21
  6. Step 6: Final answer
    x = 13,009.43

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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.