Home / 16,824.56-25,220.77-6,291.72

Finding the Fourth Proportional to 16,824.56, 25,220.77 and 6,291.72

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Solution

The fourth proportional to 16,824.56, 25,220.77 and 6,291.72 is: 9,431.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.56 : 25,220.77 = 6,291.72 : x
  2. Step 2: Convert to fraction form
    16,824.56/25,220.77 = 6,291.72/x
  3. Step 3: Cross multiply
    16,824.56x = 25,220.77 × 6,291.72
  4. Step 4: Simplify right side
    16,824.56x = 158,682,007.30
  5. Step 5: Solve for x
    x = 158,682,007.30/16,824.56
  6. Step 6: Final answer
    x = 9,431.57

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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.