Home / 18,065.46-27,096.03-4,918.86

Finding the Fourth Proportional to 18,065.46, 27,096.03 and 4,918.86

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Solution

The fourth proportional to 18,065.46, 27,096.03 and 4,918.86 is: 7,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065.46 : 27,096.03 = 4,918.86 : x
  2. Step 2: Convert to fraction form
    18,065.46/27,096.03 = 4,918.86/x
  3. Step 3: Cross multiply
    18,065.46x = 27,096.03 × 4,918.86
  4. Step 4: Simplify right side
    18,065.46x = 133,281,578.13
  5. Step 5: Solve for x
    x = 133,281,578.13/18,065.46
  6. Step 6: Final answer
    x = 7,377.70

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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.