Home / 27,613.63-41,358.13-12,791.41

Finding the Fourth Proportional to 27,613.63, 41,358.13 and 12,791.41

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Solution

The fourth proportional to 27,613.63, 41,358.13 and 12,791.41 is: 19,158.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,613.63 : 41,358.13 = 12,791.41 : x
  2. Step 2: Convert to fraction form
    27,613.63/41,358.13 = 12,791.41/x
  3. Step 3: Cross multiply
    27,613.63x = 41,358.13 × 12,791.41
  4. Step 4: Simplify right side
    27,613.63x = 529,028,797.66
  5. Step 5: Solve for x
    x = 529,028,797.66/27,613.63
  6. Step 6: Final answer
    x = 19,158.25

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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.