Home / 27,308.20-40,954.80-17,297.92

Finding the Fourth Proportional to 27,308.20, 40,954.80 and 17,297.92

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Solution

The fourth proportional to 27,308.20, 40,954.80 and 17,297.92 is: 25,942.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,308.20 : 40,954.80 = 17,297.92 : x
  2. Step 2: Convert to fraction form
    27,308.20/40,954.80 = 17,297.92/x
  3. Step 3: Cross multiply
    27,308.20x = 40,954.80 × 17,297.92
  4. Step 4: Simplify right side
    27,308.20x = 708,432,854.02
  5. Step 5: Solve for x
    x = 708,432,854.02/27,308.20
  6. Step 6: Final answer
    x = 25,942.13

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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.