Home / 20,093.92-27,727.04-11,141.36

Finding the Fourth Proportional to 20,093.92, 27,727.04 and 11,141.36

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Solution

The fourth proportional to 20,093.92, 27,727.04 and 11,141.36 is: 15,373.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,093.92 : 27,727.04 = 11,141.36 : x
  2. Step 2: Convert to fraction form
    20,093.92/27,727.04 = 11,141.36/x
  3. Step 3: Cross multiply
    20,093.92x = 27,727.04 × 11,141.36
  4. Step 4: Simplify right side
    20,093.92x = 308,916,934.37
  5. Step 5: Solve for x
    x = 308,916,934.37/20,093.92
  6. Step 6: Final answer
    x = 15,373.65

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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.