Home / 16,814.96-25,226.16-5,129.08

Finding the Fourth Proportional to 16,814.96, 25,226.16 and 5,129.08

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Solution

The fourth proportional to 16,814.96, 25,226.16 and 5,129.08 is: 7,694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,814.96 : 25,226.16 = 5,129.08 : x
  2. Step 2: Convert to fraction form
    16,814.96/25,226.16 = 5,129.08/x
  3. Step 3: Cross multiply
    16,814.96x = 25,226.16 × 5,129.08
  4. Step 4: Simplify right side
    16,814.96x = 129,386,992.73
  5. Step 5: Solve for x
    x = 129,386,992.73/16,814.96
  6. Step 6: Final answer
    x = 7,694.75

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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.