Home / 18,042.42-27,046.62-6,348.18

Finding the Fourth Proportional to 18,042.42, 27,046.62 and 6,348.18

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Solution

The fourth proportional to 18,042.42, 27,046.62 and 6,348.18 is: 9,516.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042.42 : 27,046.62 = 6,348.18 : x
  2. Step 2: Convert to fraction form
    18,042.42/27,046.62 = 6,348.18/x
  3. Step 3: Cross multiply
    18,042.42x = 27,046.62 × 6,348.18
  4. Step 4: Simplify right side
    18,042.42x = 171,696,812.15
  5. Step 5: Solve for x
    x = 171,696,812.15/18,042.42
  6. Step 6: Final answer
    x = 9,516.29

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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.