Home / 16,871.44-23,282.58-9,419.44

Finding the Fourth Proportional to 16,871.44, 23,282.58 and 9,419.44

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Solution

The fourth proportional to 16,871.44, 23,282.58 and 9,419.44 is: 12,998.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,871.44 : 23,282.58 = 9,419.44 : x
  2. Step 2: Convert to fraction form
    16,871.44/23,282.58 = 9,419.44/x
  3. Step 3: Cross multiply
    16,871.44x = 23,282.58 × 9,419.44
  4. Step 4: Simplify right side
    16,871.44x = 219,308,865.36
  5. Step 5: Solve for x
    x = 219,308,865.36/16,871.44
  6. Step 6: Final answer
    x = 12,998.82

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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.