Home / 16,899.22-25,326.96-8,129.35

Finding the Fourth Proportional to 16,899.22, 25,326.96 and 8,129.35

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Solution

The fourth proportional to 16,899.22, 25,326.96 and 8,129.35 is: 12,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,899.22 : 25,326.96 = 8,129.35 : x
  2. Step 2: Convert to fraction form
    16,899.22/25,326.96 = 8,129.35/x
  3. Step 3: Cross multiply
    16,899.22x = 25,326.96 × 8,129.35
  4. Step 4: Simplify right side
    16,899.22x = 205,891,722.28
  5. Step 5: Solve for x
    x = 205,891,722.28/16,899.22
  6. Step 6: Final answer
    x = 12,183.50

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1.5x scale

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.