Home / 16,826.96-25,256.06-8,512.84

Finding the Fourth Proportional to 16,826.96, 25,256.06 and 8,512.84

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Solution

The fourth proportional to 16,826.96, 25,256.06 and 8,512.84 is: 12,777.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,826.96 : 25,256.06 = 8,512.84 : x
  2. Step 2: Convert to fraction form
    16,826.96/25,256.06 = 8,512.84/x
  3. Step 3: Cross multiply
    16,826.96x = 25,256.06 × 8,512.84
  4. Step 4: Simplify right side
    16,826.96x = 215,000,797.81
  5. Step 5: Solve for x
    x = 215,000,797.81/16,826.96
  6. Step 6: Final answer
    x = 12,777.16

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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.