Home / 17,217.45-25,823.72-5,529.15

Finding the Fourth Proportional to 17,217.45, 25,823.72 and 5,529.15

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Solution

The fourth proportional to 17,217.45, 25,823.72 and 5,529.15 is: 8,292.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,217.45 : 25,823.72 = 5,529.15 : x
  2. Step 2: Convert to fraction form
    17,217.45/25,823.72 = 5,529.15/x
  3. Step 3: Cross multiply
    17,217.45x = 25,823.72 × 5,529.15
  4. Step 4: Simplify right side
    17,217.45x = 142,783,235.26
  5. Step 5: Solve for x
    x = 142,783,235.26/17,217.45
  6. Step 6: Final answer
    x = 8,292.94

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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.