Home / 16,813.49-23,163.15-11,700.22

Finding the Fourth Proportional to 16,813.49, 23,163.15 and 11,700.22

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Solution

The fourth proportional to 16,813.49, 23,163.15 and 11,700.22 is: 16,118.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.49 : 23,163.15 = 11,700.22 : x
  2. Step 2: Convert to fraction form
    16,813.49/23,163.15 = 11,700.22/x
  3. Step 3: Cross multiply
    16,813.49x = 23,163.15 × 11,700.22
  4. Step 4: Simplify right side
    16,813.49x = 271,013,835.08
  5. Step 5: Solve for x
    x = 271,013,835.08/16,813.49
  6. Step 6: Final answer
    x = 16,118.83

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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.