Home / 14,525.72-20,049.79-8,559.30

Finding the Fourth Proportional to 14,525.72, 20,049.79 and 8,559.30

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Solution

The fourth proportional to 14,525.72, 20,049.79 and 8,559.30 is: 11,814.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,525.72 : 20,049.79 = 8,559.30 : x
  2. Step 2: Convert to fraction form
    14,525.72/20,049.79 = 8,559.30/x
  3. Step 3: Cross multiply
    14,525.72x = 20,049.79 × 8,559.30
  4. Step 4: Simplify right side
    14,525.72x = 171,612,167.55
  5. Step 5: Solve for x
    x = 171,612,167.55/14,525.72
  6. Step 6: Final answer
    x = 11,814.37

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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.