Home / 34,272.11-51,384.70-18,264.03

Finding the Fourth Proportional to 34,272.11, 51,384.70 and 18,264.03

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Solution

The fourth proportional to 34,272.11, 51,384.70 and 18,264.03 is: 27,383.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,272.11 : 51,384.70 = 18,264.03 : x
  2. Step 2: Convert to fraction form
    34,272.11/51,384.70 = 18,264.03/x
  3. Step 3: Cross multiply
    34,272.11x = 51,384.70 × 18,264.03
  4. Step 4: Simplify right side
    34,272.11x = 938,491,872.88
  5. Step 5: Solve for x
    x = 938,491,872.88/34,272.11
  6. Step 6: Final answer
    x = 27,383.54

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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.