Home / 13,964.28-20,941.96-4,602.22

Finding the Fourth Proportional to 13,964.28, 20,941.96 and 4,602.22

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Solution

The fourth proportional to 13,964.28, 20,941.96 and 4,602.22 is: 6,901.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.28 : 20,941.96 = 4,602.22 : x
  2. Step 2: Convert to fraction form
    13,964.28/20,941.96 = 4,602.22/x
  3. Step 3: Cross multiply
    13,964.28x = 20,941.96 × 4,602.22
  4. Step 4: Simplify right side
    13,964.28x = 96,379,507.15
  5. Step 5: Solve for x
    x = 96,379,507.15/13,964.28
  6. Step 6: Final answer
    x = 6,901.86

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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.