Home / 18,547.38-27,822.79-6,704.12

Finding the Fourth Proportional to 18,547.38, 27,822.79 and 6,704.12

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Solution

The fourth proportional to 18,547.38, 27,822.79 and 6,704.12 is: 10,056.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,547.38 : 27,822.79 = 6,704.12 : x
  2. Step 2: Convert to fraction form
    18,547.38/27,822.79 = 6,704.12/x
  3. Step 3: Cross multiply
    18,547.38x = 27,822.79 × 6,704.12
  4. Step 4: Simplify right side
    18,547.38x = 186,527,244.33
  5. Step 5: Solve for x
    x = 186,527,244.33/18,547.38
  6. Step 6: Final answer
    x = 10,056.80

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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.