Home / 13,550.10-20,333.25-4,792.38

Finding the Fourth Proportional to 13,550.10, 20,333.25 and 4,792.38

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Solution

The fourth proportional to 13,550.10, 20,333.25 and 4,792.38 is: 7,191.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,550.10 : 20,333.25 = 4,792.38 : x
  2. Step 2: Convert to fraction form
    13,550.10/20,333.25 = 4,792.38/x
  3. Step 3: Cross multiply
    13,550.10x = 20,333.25 × 4,792.38
  4. Step 4: Simplify right side
    13,550.10x = 97,444,660.64
  5. Step 5: Solve for x
    x = 97,444,660.64/13,550.10
  6. Step 6: Final answer
    x = 7,191.43

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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.