Home / 16,858.87-23,253.18-11,824.21

Finding the Fourth Proportional to 16,858.87, 23,253.18 and 11,824.21

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Solution

The fourth proportional to 16,858.87, 23,253.18 and 11,824.21 is: 16,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858.87 : 23,253.18 = 11,824.21 : x
  2. Step 2: Convert to fraction form
    16,858.87/23,253.18 = 11,824.21/x
  3. Step 3: Cross multiply
    16,858.87x = 23,253.18 × 11,824.21
  4. Step 4: Simplify right side
    16,858.87x = 274,950,468.21
  5. Step 5: Solve for x
    x = 274,950,468.21/16,858.87
  6. Step 6: Final answer
    x = 16,308.95

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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.