Home / 16,911.86-25,338.62-11,209.32

Finding the Fourth Proportional to 16,911.86, 25,338.62 and 11,209.32

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Solution

The fourth proportional to 16,911.86, 25,338.62 and 11,209.32 is: 16,794.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,911.86 : 25,338.62 = 11,209.32 : x
  2. Step 2: Convert to fraction form
    16,911.86/25,338.62 = 11,209.32/x
  3. Step 3: Cross multiply
    16,911.86x = 25,338.62 × 11,209.32
  4. Step 4: Simplify right side
    16,911.86x = 284,028,727.96
  5. Step 5: Solve for x
    x = 284,028,727.96/16,911.86
  6. Step 6: Final answer
    x = 16,794.65

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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.