Home / 17,011.76-25,516.88-5,165.04

Finding the Fourth Proportional to 17,011.76, 25,516.88 and 5,165.04

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Solution

The fourth proportional to 17,011.76, 25,516.88 and 5,165.04 is: 7,747.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,011.76 : 25,516.88 = 5,165.04 : x
  2. Step 2: Convert to fraction form
    17,011.76/25,516.88 = 5,165.04/x
  3. Step 3: Cross multiply
    17,011.76x = 25,516.88 × 5,165.04
  4. Step 4: Simplify right side
    17,011.76x = 131,795,705.88
  5. Step 5: Solve for x
    x = 131,795,705.88/17,011.76
  6. Step 6: Final answer
    x = 7,747.33

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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.