Home / 38,179.14-57,254.98-13,212.41

Finding the Fourth Proportional to 38,179.14, 57,254.98 and 13,212.41

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Solution

The fourth proportional to 38,179.14, 57,254.98 and 13,212.41 is: 19,813.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,179.14 : 57,254.98 = 13,212.41 : x
  2. Step 2: Convert to fraction form
    38,179.14/57,254.98 = 13,212.41/x
  3. Step 3: Cross multiply
    38,179.14x = 57,254.98 × 13,212.41
  4. Step 4: Simplify right side
    38,179.14x = 756,476,000.54
  5. Step 5: Solve for x
    x = 756,476,000.54/38,179.14
  6. Step 6: Final answer
    x = 19,813.86

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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.