Home / 23,936.32-33,030.80-13,179.09

Finding the Fourth Proportional to 23,936.32, 33,030.80 and 13,179.09

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Solution

The fourth proportional to 23,936.32, 33,030.80 and 13,179.09 is: 18,186.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,936.32 : 33,030.80 = 13,179.09 : x
  2. Step 2: Convert to fraction form
    23,936.32/33,030.80 = 13,179.09/x
  3. Step 3: Cross multiply
    23,936.32x = 33,030.80 × 13,179.09
  4. Step 4: Simplify right side
    23,936.32x = 435,315,885.97
  5. Step 5: Solve for x
    x = 435,315,885.97/23,936.32
  6. Step 6: Final answer
    x = 18,186.42

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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.