Home / 34,371.54-51,557.31-12,179.61

Finding the Fourth Proportional to 34,371.54, 51,557.31 and 12,179.61

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Solution

The fourth proportional to 34,371.54, 51,557.31 and 12,179.61 is: 18,269.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,371.54 : 51,557.31 = 12,179.61 : x
  2. Step 2: Convert to fraction form
    34,371.54/51,557.31 = 12,179.61/x
  3. Step 3: Cross multiply
    34,371.54x = 51,557.31 × 12,179.61
  4. Step 4: Simplify right side
    34,371.54x = 627,947,928.45
  5. Step 5: Solve for x
    x = 627,947,928.45/34,371.54
  6. Step 6: Final answer
    x = 18,269.42

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1.5x scale

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.