Home / 16,786.74-23,166.10-9,233.49

Finding the Fourth Proportional to 16,786.74, 23,166.10 and 9,233.49

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Solution

The fourth proportional to 16,786.74, 23,166.10 and 9,233.49 is: 12,742.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,786.74 : 23,166.10 = 9,233.49 : x
  2. Step 2: Convert to fraction form
    16,786.74/23,166.10 = 9,233.49/x
  3. Step 3: Cross multiply
    16,786.74x = 23,166.10 × 9,233.49
  4. Step 4: Simplify right side
    16,786.74x = 213,904,051.10
  5. Step 5: Solve for x
    x = 213,904,051.10/16,786.74
  6. Step 6: Final answer
    x = 12,742.44

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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.