Home / 13,951.58-20,926.37-4,090.02

Finding the Fourth Proportional to 13,951.58, 20,926.37 and 4,090.02

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Solution

The fourth proportional to 13,951.58, 20,926.37 and 4,090.02 is: 6,134.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951.58 : 20,926.37 = 4,090.02 : x
  2. Step 2: Convert to fraction form
    13,951.58/20,926.37 = 4,090.02/x
  3. Step 3: Cross multiply
    13,951.58x = 20,926.37 × 4,090.02
  4. Step 4: Simplify right side
    13,951.58x = 85,589,251.38
  5. Step 5: Solve for x
    x = 85,589,251.38/13,951.58
  6. Step 6: Final answer
    x = 6,134.74

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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.