Home / 18,836.37-28,258.88-6,356.03

Finding the Fourth Proportional to 18,836.37, 28,258.88 and 6,356.03

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Solution

The fourth proportional to 18,836.37, 28,258.88 and 6,356.03 is: 9,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836.37 : 28,258.88 = 6,356.03 : x
  2. Step 2: Convert to fraction form
    18,836.37/28,258.88 = 6,356.03/x
  3. Step 3: Cross multiply
    18,836.37x = 28,258.88 × 6,356.03
  4. Step 4: Simplify right side
    18,836.37x = 179,614,115.97
  5. Step 5: Solve for x
    x = 179,614,115.97/18,836.37
  6. Step 6: Final answer
    x = 9,535.50

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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.