Home / 13,592.93-20,387.21-3,729.90

Finding the Fourth Proportional to 13,592.93, 20,387.21 and 3,729.90

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Solution

The fourth proportional to 13,592.93, 20,387.21 and 3,729.90 is: 5,594.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.93 : 20,387.21 = 3,729.90 : x
  2. Step 2: Convert to fraction form
    13,592.93/20,387.21 = 3,729.90/x
  3. Step 3: Cross multiply
    13,592.93x = 20,387.21 × 3,729.90
  4. Step 4: Simplify right side
    13,592.93x = 76,042,235.93
  5. Step 5: Solve for x
    x = 76,042,235.93/13,592.93
  6. Step 6: Final answer
    x = 5,594.25

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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.