Home / 38,119.58-57,179.97-14,438.22

Finding the Fourth Proportional to 38,119.58, 57,179.97 and 14,438.22

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Solution

The fourth proportional to 38,119.58, 57,179.97 and 14,438.22 is: 21,657.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,119.58 : 57,179.97 = 14,438.22 : x
  2. Step 2: Convert to fraction form
    38,119.58/57,179.97 = 14,438.22/x
  3. Step 3: Cross multiply
    38,119.58x = 57,179.97 × 14,438.22
  4. Step 4: Simplify right side
    38,119.58x = 825,576,701.57
  5. Step 5: Solve for x
    x = 825,576,701.57/38,119.58
  6. Step 6: Final answer
    x = 21,657.55

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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.