Home / 11,952.28-16,496.04-11,563.78

Finding the Fourth Proportional to 11,952.28, 16,496.04 and 11,563.78

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Solution

The fourth proportional to 11,952.28, 16,496.04 and 11,563.78 is: 15,959.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,952.28 : 16,496.04 = 11,563.78 : x
  2. Step 2: Convert to fraction form
    11,952.28/16,496.04 = 11,563.78/x
  3. Step 3: Cross multiply
    11,952.28x = 16,496.04 × 11,563.78
  4. Step 4: Simplify right side
    11,952.28x = 190,756,577.43
  5. Step 5: Solve for x
    x = 190,756,577.43/11,952.28
  6. Step 6: Final answer
    x = 15,959.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.