Home / 27,381.45-41,072.18-10,749.32

Finding the Fourth Proportional to 27,381.45, 41,072.18 and 10,749.32

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Solution

The fourth proportional to 27,381.45, 41,072.18 and 10,749.32 is: 16,123.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,381.45 : 41,072.18 = 10,749.32 : x
  2. Step 2: Convert to fraction form
    27,381.45/41,072.18 = 10,749.32/x
  3. Step 3: Cross multiply
    27,381.45x = 41,072.18 × 10,749.32
  4. Step 4: Simplify right side
    27,381.45x = 441,497,961.30
  5. Step 5: Solve for x
    x = 441,497,961.30/27,381.45
  6. Step 6: Final answer
    x = 16,123.98

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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.