Home / 11,179.84-16,776.24-10,579.36

Finding the Fourth Proportional to 11,179.84, 16,776.24 and 10,579.36

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Solution

The fourth proportional to 11,179.84, 16,776.24 and 10,579.36 is: 15,875.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.84 : 16,776.24 = 10,579.36 : x
  2. Step 2: Convert to fraction form
    11,179.84/16,776.24 = 10,579.36/x
  3. Step 3: Cross multiply
    11,179.84x = 16,776.24 × 10,579.36
  4. Step 4: Simplify right side
    11,179.84x = 177,481,882.41
  5. Step 5: Solve for x
    x = 177,481,882.41/11,179.84
  6. Step 6: Final answer
    x = 15,875.17

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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.