Home / 14,342.11-21,504.66-5,458.11

Finding the Fourth Proportional to 14,342.11, 21,504.66 and 5,458.11

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Solution

The fourth proportional to 14,342.11, 21,504.66 and 5,458.11 is: 8,183.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.11 : 21,504.66 = 5,458.11 : x
  2. Step 2: Convert to fraction form
    14,342.11/21,504.66 = 5,458.11/x
  3. Step 3: Cross multiply
    14,342.11x = 21,504.66 × 5,458.11
  4. Step 4: Simplify right side
    14,342.11x = 117,374,698.68
  5. Step 5: Solve for x
    x = 117,374,698.68/14,342.11
  6. Step 6: Final answer
    x = 8,183.92

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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.