Home / 16,732.80-23,108.40-11,710.80

Finding the Fourth Proportional to 16,732.80, 23,108.40 and 11,710.80

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Solution

The fourth proportional to 16,732.80, 23,108.40 and 11,710.80 is: 16,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,732.80 : 23,108.40 = 11,710.80 : x
  2. Step 2: Convert to fraction form
    16,732.80/23,108.40 = 11,710.80/x
  3. Step 3: Cross multiply
    16,732.80x = 23,108.40 × 11,710.80
  4. Step 4: Simplify right side
    16,732.80x = 270,617,850.72
  5. Step 5: Solve for x
    x = 270,617,850.72/16,732.80
  6. Step 6: Final answer
    x = 16,172.90

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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.