Home / 45,928.56-68,718.94-27,218.64

Finding the Fourth Proportional to 45,928.56, 68,718.94 and 27,218.64

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Solution

The fourth proportional to 45,928.56, 68,718.94 and 27,218.64 is: 40,724.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,928.56 : 68,718.94 = 27,218.64 : x
  2. Step 2: Convert to fraction form
    45,928.56/68,718.94 = 27,218.64/x
  3. Step 3: Cross multiply
    45,928.56x = 68,718.94 × 27,218.64
  4. Step 4: Simplify right side
    45,928.56x = 1,870,436,089.04
  5. Step 5: Solve for x
    x = 1,870,436,089.04/45,928.56
  6. Step 6: Final answer
    x = 40,724.90

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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.