Home / 13,374.27-20,062.32-3,513.54

Finding the Fourth Proportional to 13,374.27, 20,062.32 and 3,513.54

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Solution

The fourth proportional to 13,374.27, 20,062.32 and 3,513.54 is: 5,270.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374.27 : 20,062.32 = 3,513.54 : x
  2. Step 2: Convert to fraction form
    13,374.27/20,062.32 = 3,513.54/x
  3. Step 3: Cross multiply
    13,374.27x = 20,062.32 × 3,513.54
  4. Step 4: Simplify right side
    13,374.27x = 70,489,763.81
  5. Step 5: Solve for x
    x = 70,489,763.81/13,374.27
  6. Step 6: Final answer
    x = 5,270.55

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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.