Home / 14,678.10-21,979.56-8,096.97

Finding the Fourth Proportional to 14,678.10, 21,979.56 and 8,096.97

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Solution

The fourth proportional to 14,678.10, 21,979.56 and 8,096.97 is: 12,124.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678.10 : 21,979.56 = 8,096.97 : x
  2. Step 2: Convert to fraction form
    14,678.10/21,979.56 = 8,096.97/x
  3. Step 3: Cross multiply
    14,678.10x = 21,979.56 × 8,096.97
  4. Step 4: Simplify right side
    14,678.10x = 177,967,837.93
  5. Step 5: Solve for x
    x = 177,967,837.93/14,678.10
  6. Step 6: Final answer
    x = 12,124.72

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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.