Home / 27,149.30-40,698.89-18,833.24

Finding the Fourth Proportional to 27,149.30, 40,698.89 and 18,833.24

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Solution

The fourth proportional to 27,149.30, 40,698.89 and 18,833.24 is: 28,232.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,149.30 : 40,698.89 = 18,833.24 : x
  2. Step 2: Convert to fraction form
    27,149.30/40,698.89 = 18,833.24/x
  3. Step 3: Cross multiply
    27,149.30x = 40,698.89 × 18,833.24
  4. Step 4: Simplify right side
    27,149.30x = 766,491,665.44
  5. Step 5: Solve for x
    x = 766,491,665.44/27,149.30
  6. Step 6: Final answer
    x = 28,232.47

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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.