Home / 19,674.24-27,151.96-11,179.04

Finding the Fourth Proportional to 19,674.24, 27,151.96 and 11,179.04

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Solution

The fourth proportional to 19,674.24, 27,151.96 and 11,179.04 is: 15,427.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.24 : 27,151.96 = 11,179.04 : x
  2. Step 2: Convert to fraction form
    19,674.24/27,151.96 = 11,179.04/x
  3. Step 3: Cross multiply
    19,674.24x = 27,151.96 × 11,179.04
  4. Step 4: Simplify right side
    19,674.24x = 303,532,846.92
  5. Step 5: Solve for x
    x = 303,532,846.92/19,674.24
  6. Step 6: Final answer
    x = 15,427.93

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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.