Home / 31,588.16-47,410.92-16,809.44

Finding the Fourth Proportional to 31,588.16, 47,410.92 and 16,809.44

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Solution

The fourth proportional to 31,588.16, 47,410.92 and 16,809.44 is: 25,229.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,588.16 : 47,410.92 = 16,809.44 : x
  2. Step 2: Convert to fraction form
    31,588.16/47,410.92 = 16,809.44/x
  3. Step 3: Cross multiply
    31,588.16x = 47,410.92 × 16,809.44
  4. Step 4: Simplify right side
    31,588.16x = 796,951,015.08
  5. Step 5: Solve for x
    x = 796,951,015.08/31,588.16
  6. Step 6: Final answer
    x = 25,229.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.