Home / 13,446.44-20,168.10-3,586.52

Finding the Fourth Proportional to 13,446.44, 20,168.10 and 3,586.52

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Solution

The fourth proportional to 13,446.44, 20,168.10 and 3,586.52 is: 5,379.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446.44 : 20,168.10 = 3,586.52 : x
  2. Step 2: Convert to fraction form
    13,446.44/20,168.10 = 3,586.52/x
  3. Step 3: Cross multiply
    13,446.44x = 20,168.10 × 3,586.52
  4. Step 4: Simplify right side
    13,446.44x = 72,333,294.01
  5. Step 5: Solve for x
    x = 72,333,294.01/13,446.44
  6. Step 6: Final answer
    x = 5,379.36

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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.