Home / 17,166.28-25,747.26-5,478.52

Finding the Fourth Proportional to 17,166.28, 25,747.26 and 5,478.52

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Solution

The fourth proportional to 17,166.28, 25,747.26 and 5,478.52 is: 8,217.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,166.28 : 25,747.26 = 5,478.52 : x
  2. Step 2: Convert to fraction form
    17,166.28/25,747.26 = 5,478.52/x
  3. Step 3: Cross multiply
    17,166.28x = 25,747.26 × 5,478.52
  4. Step 4: Simplify right side
    17,166.28x = 141,056,878.86
  5. Step 5: Solve for x
    x = 141,056,878.86/17,166.28
  6. Step 6: Final answer
    x = 8,217.09

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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.