Home / 23,192.44-31,998.04-13,119.92

Finding the Fourth Proportional to 23,192.44, 31,998.04 and 13,119.92

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Solution

The fourth proportional to 23,192.44, 31,998.04 and 13,119.92 is: 18,101.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,192.44 : 31,998.04 = 13,119.92 : x
  2. Step 2: Convert to fraction form
    23,192.44/31,998.04 = 13,119.92/x
  3. Step 3: Cross multiply
    23,192.44x = 31,998.04 × 13,119.92
  4. Step 4: Simplify right side
    23,192.44x = 419,811,724.96
  5. Step 5: Solve for x
    x = 419,811,724.96/23,192.44
  6. Step 6: Final answer
    x = 18,101.23

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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.