Home / 35,491.43-53,229.62-13,306.43

Finding the Fourth Proportional to 35,491.43, 53,229.62 and 13,306.43

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Solution

The fourth proportional to 35,491.43, 53,229.62 and 13,306.43 is: 19,956.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,491.43 : 53,229.62 = 13,306.43 : x
  2. Step 2: Convert to fraction form
    35,491.43/53,229.62 = 13,306.43/x
  3. Step 3: Cross multiply
    35,491.43x = 53,229.62 × 13,306.43
  4. Step 4: Simplify right side
    35,491.43x = 708,296,378.80
  5. Step 5: Solve for x
    x = 708,296,378.80/35,491.43
  6. Step 6: Final answer
    x = 19,956.83

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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.