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Finding the Fourth Proportional to 16,935.92, 25,400.04 and 5,991.92

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Solution

The fourth proportional to 16,935.92, 25,400.04 and 5,991.92 is: 8,986.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.92 : 25,400.04 = 5,991.92 : x
  2. Step 2: Convert to fraction form
    16,935.92/25,400.04 = 5,991.92/x
  3. Step 3: Cross multiply
    16,935.92x = 25,400.04 × 5,991.92
  4. Step 4: Simplify right side
    16,935.92x = 152,195,007.68
  5. Step 5: Solve for x
    x = 152,195,007.68/16,935.92
  6. Step 6: Final answer
    x = 8,986.52

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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.