Home / 16,786.48-25,179.32-6,918.92

Finding the Fourth Proportional to 16,786.48, 25,179.32 and 6,918.92

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Solution

The fourth proportional to 16,786.48, 25,179.32 and 6,918.92 is: 10,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.48 : 25,179.32 = 6,918.92 : x
  2. Step 2: Convert to fraction form
    16,786.48/25,179.32 = 6,918.92/x
  3. Step 3: Cross multiply
    16,786.48x = 25,179.32 × 6,918.92
  4. Step 4: Simplify right side
    16,786.48x = 174,213,700.73
  5. Step 5: Solve for x
    x = 174,213,700.73/16,786.48
  6. Step 6: Final answer
    x = 10,378.22

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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.