Home / 18,056.16-27,084.54-4,908.21

Finding the Fourth Proportional to 18,056.16, 27,084.54 and 4,908.21

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Solution

The fourth proportional to 18,056.16, 27,084.54 and 4,908.21 is: 7,362.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056.16 : 27,084.54 = 4,908.21 : x
  2. Step 2: Convert to fraction form
    18,056.16/27,084.54 = 4,908.21/x
  3. Step 3: Cross multiply
    18,056.16x = 27,084.54 × 4,908.21
  4. Step 4: Simplify right side
    18,056.16x = 132,936,474.65
  5. Step 5: Solve for x
    x = 132,936,474.65/18,056.16
  6. Step 6: Final answer
    x = 7,362.39

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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.