Home / 13,541.66-20,312.46-3,682.37

Finding the Fourth Proportional to 13,541.66, 20,312.46 and 3,682.37

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Solution

The fourth proportional to 13,541.66, 20,312.46 and 3,682.37 is: 5,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,541.66 : 20,312.46 = 3,682.37 : x
  2. Step 2: Convert to fraction form
    13,541.66/20,312.46 = 3,682.37/x
  3. Step 3: Cross multiply
    13,541.66x = 20,312.46 × 3,682.37
  4. Step 4: Simplify right side
    13,541.66x = 74,797,993.33
  5. Step 5: Solve for x
    x = 74,797,993.33/13,541.66
  6. Step 6: Final answer
    x = 5,523.55

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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.