Home / 17,670.77-24,375.87-11,198.55

Finding the Fourth Proportional to 17,670.77, 24,375.87 and 11,198.55

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Solution

The fourth proportional to 17,670.77, 24,375.87 and 11,198.55 is: 15,447.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,670.77 : 24,375.87 = 11,198.55 : x
  2. Step 2: Convert to fraction form
    17,670.77/24,375.87 = 11,198.55/x
  3. Step 3: Cross multiply
    17,670.77x = 24,375.87 × 11,198.55
  4. Step 4: Simplify right side
    17,670.77x = 272,974,398.99
  5. Step 5: Solve for x
    x = 272,974,398.99/17,670.77
  6. Step 6: Final answer
    x = 15,447.80

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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.