Home / 14,960.26-20,645.16-8,676.28

Finding the Fourth Proportional to 14,960.26, 20,645.16 and 8,676.28

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Solution

The fourth proportional to 14,960.26, 20,645.16 and 8,676.28 is: 11,973.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,960.26 : 20,645.16 = 8,676.28 : x
  2. Step 2: Convert to fraction form
    14,960.26/20,645.16 = 8,676.28/x
  3. Step 3: Cross multiply
    14,960.26x = 20,645.16 × 8,676.28
  4. Step 4: Simplify right side
    14,960.26x = 179,123,188.80
  5. Step 5: Solve for x
    x = 179,123,188.80/14,960.26
  6. Step 6: Final answer
    x = 11,973.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.