Home / 18,288.96-27,437.28-5,976

Finding the Fourth Proportional to 18,288.96, 27,437.28 and 5,976

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Solution

The fourth proportional to 18,288.96, 27,437.28 and 5,976 is: 8,965.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,288.96 : 27,437.28 = 5,976 : x
  2. Step 2: Convert to fraction form
    18,288.96/27,437.28 = 5,976/x
  3. Step 3: Cross multiply
    18,288.96x = 27,437.28 × 5,976
  4. Step 4: Simplify right side
    18,288.96x = 163,965,185.28
  5. Step 5: Solve for x
    x = 163,965,185.28/18,288.96
  6. Step 6: Final answer
    x = 8,965.25

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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.