Home / 17,517.92-26,276.82-5,205.92

Finding the Fourth Proportional to 17,517.92, 26,276.82 and 5,205.92

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Solution

The fourth proportional to 17,517.92, 26,276.82 and 5,205.92 is: 7,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517.92 : 26,276.82 = 5,205.92 : x
  2. Step 2: Convert to fraction form
    17,517.92/26,276.82 = 5,205.92/x
  3. Step 3: Cross multiply
    17,517.92x = 26,276.82 × 5,205.92
  4. Step 4: Simplify right side
    17,517.92x = 136,795,022.77
  5. Step 5: Solve for x
    x = 136,795,022.77/17,517.92
  6. Step 6: Final answer
    x = 7,808.86

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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.