Home / 23,198.72-32,014.23-13,126.94

Finding the Fourth Proportional to 23,198.72, 32,014.23 and 13,126.94

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Solution

The fourth proportional to 23,198.72, 32,014.23 and 13,126.94 is: 18,115.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,198.72 : 32,014.23 = 13,126.94 : x
  2. Step 2: Convert to fraction form
    23,198.72/32,014.23 = 13,126.94/x
  3. Step 3: Cross multiply
    23,198.72x = 32,014.23 × 13,126.94
  4. Step 4: Simplify right side
    23,198.72x = 420,248,716.29
  5. Step 5: Solve for x
    x = 420,248,716.29/23,198.72
  6. Step 6: Final answer
    x = 18,115.17

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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.