Home / 38,178.22-57,273.46-14,495.75

Finding the Fourth Proportional to 38,178.22, 57,273.46 and 14,495.75

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Solution

The fourth proportional to 38,178.22, 57,273.46 and 14,495.75 is: 21,745.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,178.22 : 57,273.46 = 14,495.75 : x
  2. Step 2: Convert to fraction form
    38,178.22/57,273.46 = 14,495.75/x
  3. Step 3: Cross multiply
    38,178.22x = 57,273.46 × 14,495.75
  4. Step 4: Simplify right side
    38,178.22x = 830,221,757.80
  5. Step 5: Solve for x
    x = 830,221,757.80/38,178.22
  6. Step 6: Final answer
    x = 21,745.95

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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.