Home / 14,717.43-20,304.90-8,343.09

Finding the Fourth Proportional to 14,717.43, 20,304.90 and 8,343.09

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Solution

The fourth proportional to 14,717.43, 20,304.90 and 8,343.09 is: 11,510.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,717.43 : 20,304.90 = 8,343.09 : x
  2. Step 2: Convert to fraction form
    14,717.43/20,304.90 = 8,343.09/x
  3. Step 3: Cross multiply
    14,717.43x = 20,304.90 × 8,343.09
  4. Step 4: Simplify right side
    14,717.43x = 169,405,608.14
  5. Step 5: Solve for x
    x = 169,405,608.14/14,717.43
  6. Step 6: Final answer
    x = 11,510.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.