Home / 34,254.82-51,371.70-13,193.20

Finding the Fourth Proportional to 34,254.82, 51,371.70 and 13,193.20

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Solution

The fourth proportional to 34,254.82, 51,371.70 and 13,193.20 is: 19,785.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,254.82 : 51,371.70 = 13,193.20 : x
  2. Step 2: Convert to fraction form
    34,254.82/51,371.70 = 13,193.20/x
  3. Step 3: Cross multiply
    34,254.82x = 51,371.70 × 13,193.20
  4. Step 4: Simplify right side
    34,254.82x = 677,757,112.44
  5. Step 5: Solve for x
    x = 677,757,112.44/34,254.82
  6. Step 6: Final answer
    x = 19,785.74

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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.