Home / 16,941.85-23,388.02-11,279.95

Finding the Fourth Proportional to 16,941.85, 23,388.02 and 11,279.95

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Solution

The fourth proportional to 16,941.85, 23,388.02 and 11,279.95 is: 15,571.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,941.85 : 23,388.02 = 11,279.95 : x
  2. Step 2: Convert to fraction form
    16,941.85/23,388.02 = 11,279.95/x
  3. Step 3: Cross multiply
    16,941.85x = 23,388.02 × 11,279.95
  4. Step 4: Simplify right side
    16,941.85x = 263,815,639.80
  5. Step 5: Solve for x
    x = 263,815,639.80/16,941.85
  6. Step 6: Final answer
    x = 15,571.83

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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.