Home / 14,540.80-21,811.32-6,216.52

Finding the Fourth Proportional to 14,540.80, 21,811.32 and 6,216.52

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Solution

The fourth proportional to 14,540.80, 21,811.32 and 6,216.52 is: 9,324.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.80 : 21,811.32 = 6,216.52 : x
  2. Step 2: Convert to fraction form
    14,540.80/21,811.32 = 6,216.52/x
  3. Step 3: Cross multiply
    14,540.80x = 21,811.32 × 6,216.52
  4. Step 4: Simplify right side
    14,540.80x = 135,590,507.01
  5. Step 5: Solve for x
    x = 135,590,507.01/14,540.80
  6. Step 6: Final answer
    x = 9,324.83

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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.