Home / 20,304.52-30,382.97-16,761.58

Finding the Fourth Proportional to 20,304.52, 30,382.97 and 16,761.58

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Solution

The fourth proportional to 20,304.52, 30,382.97 and 16,761.58 is: 25,081.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,304.52 : 30,382.97 = 16,761.58 : x
  2. Step 2: Convert to fraction form
    20,304.52/30,382.97 = 16,761.58/x
  3. Step 3: Cross multiply
    20,304.52x = 30,382.97 × 16,761.58
  4. Step 4: Simplify right side
    20,304.52x = 509,266,422.53
  5. Step 5: Solve for x
    x = 509,266,422.53/20,304.52
  6. Step 6: Final answer
    x = 25,081.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.