Home / 18,359.40-27,523.62-7,963.32

Finding the Fourth Proportional to 18,359.40, 27,523.62 and 7,963.32

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Solution

The fourth proportional to 18,359.40, 27,523.62 and 7,963.32 is: 11,938.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359.40 : 27,523.62 = 7,963.32 : x
  2. Step 2: Convert to fraction form
    18,359.40/27,523.62 = 7,963.32/x
  3. Step 3: Cross multiply
    18,359.40x = 27,523.62 × 7,963.32
  4. Step 4: Simplify right side
    18,359.40x = 219,179,393.62
  5. Step 5: Solve for x
    x = 219,179,393.62/18,359.40
  6. Step 6: Final answer
    x = 11,938.27

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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.