Home / 14,589.59-20,133.72-8,301.96

Finding the Fourth Proportional to 14,589.59, 20,133.72 and 8,301.96

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Solution

The fourth proportional to 14,589.59, 20,133.72 and 8,301.96 is: 11,456.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,589.59 : 20,133.72 = 8,301.96 : x
  2. Step 2: Convert to fraction form
    14,589.59/20,133.72 = 8,301.96/x
  3. Step 3: Cross multiply
    14,589.59x = 20,133.72 × 8,301.96
  4. Step 4: Simplify right side
    14,589.59x = 167,149,338.09
  5. Step 5: Solve for x
    x = 167,149,338.09/14,589.59
  6. Step 6: Final answer
    x = 11,456.76

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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.