Home / 15,561.11-23,343.09-6,198.86

Finding the Fourth Proportional to 15,561.11, 23,343.09 and 6,198.86

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Solution

The fourth proportional to 15,561.11, 23,343.09 and 6,198.86 is: 9,298.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561.11 : 23,343.09 = 6,198.86 : x
  2. Step 2: Convert to fraction form
    15,561.11/23,343.09 = 6,198.86/x
  3. Step 3: Cross multiply
    15,561.11x = 23,343.09 × 6,198.86
  4. Step 4: Simplify right side
    15,561.11x = 144,700,546.88
  5. Step 5: Solve for x
    x = 144,700,546.88/15,561.11
  6. Step 6: Final answer
    x = 9,298.86

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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.