Home / 16,867.53-25,290.36-9,081.81

Finding the Fourth Proportional to 16,867.53, 25,290.36 and 9,081.81

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Solution

The fourth proportional to 16,867.53, 25,290.36 and 9,081.81 is: 13,616.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867.53 : 25,290.36 = 9,081.81 : x
  2. Step 2: Convert to fraction form
    16,867.53/25,290.36 = 9,081.81/x
  3. Step 3: Cross multiply
    16,867.53x = 25,290.36 × 9,081.81
  4. Step 4: Simplify right side
    16,867.53x = 229,682,244.35
  5. Step 5: Solve for x
    x = 229,682,244.35/16,867.53
  6. Step 6: Final answer
    x = 13,616.83

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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.