Home / 18,326.94-25,283.61-12,360.48

Finding the Fourth Proportional to 18,326.94, 25,283.61 and 12,360.48

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Solution

The fourth proportional to 18,326.94, 25,283.61 and 12,360.48 is: 17,052.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326.94 : 25,283.61 = 12,360.48 : x
  2. Step 2: Convert to fraction form
    18,326.94/25,283.61 = 12,360.48/x
  3. Step 3: Cross multiply
    18,326.94x = 25,283.61 × 12,360.48
  4. Step 4: Simplify right side
    18,326.94x = 312,517,555.73
  5. Step 5: Solve for x
    x = 312,517,555.73/18,326.94
  6. Step 6: Final answer
    x = 17,052.36

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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.