Home / 17,015.46-25,506.55-7,657.84

Finding the Fourth Proportional to 17,015.46, 25,506.55 and 7,657.84

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Solution

The fourth proportional to 17,015.46, 25,506.55 and 7,657.84 is: 11,479.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.46 : 25,506.55 = 7,657.84 : x
  2. Step 2: Convert to fraction form
    17,015.46/25,506.55 = 7,657.84/x
  3. Step 3: Cross multiply
    17,015.46x = 25,506.55 × 7,657.84
  4. Step 4: Simplify right side
    17,015.46x = 195,325,078.85
  5. Step 5: Solve for x
    x = 195,325,078.85/17,015.46
  6. Step 6: Final answer
    x = 11,479.27

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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.