Home / 31,896.08-44,015.90-18,467.92

Finding the Fourth Proportional to 31,896.08, 44,015.90 and 18,467.92

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Solution

The fourth proportional to 31,896.08, 44,015.90 and 18,467.92 is: 25,485.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,896.08 : 44,015.90 = 18,467.92 : x
  2. Step 2: Convert to fraction form
    31,896.08/44,015.90 = 18,467.92/x
  3. Step 3: Cross multiply
    31,896.08x = 44,015.90 × 18,467.92
  4. Step 4: Simplify right side
    31,896.08x = 812,882,119.93
  5. Step 5: Solve for x
    x = 812,882,119.93/31,896.08
  6. Step 6: Final answer
    x = 25,485.33

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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.