Home / 16,791.84-23,171.76-9,236.88

Finding the Fourth Proportional to 16,791.84, 23,171.76 and 9,236.88

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Solution

The fourth proportional to 16,791.84, 23,171.76 and 9,236.88 is: 12,746.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,791.84 : 23,171.76 = 9,236.88 : x
  2. Step 2: Convert to fraction form
    16,791.84/23,171.76 = 9,236.88/x
  3. Step 3: Cross multiply
    16,791.84x = 23,171.76 × 9,236.88
  4. Step 4: Simplify right side
    16,791.84x = 214,034,766.51
  5. Step 5: Solve for x
    x = 214,034,766.51/16,791.84
  6. Step 6: Final answer
    x = 12,746.36

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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.