Home / 27,197.89-40,767.64-11,398.97

Finding the Fourth Proportional to 27,197.89, 40,767.64 and 11,398.97

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Solution

The fourth proportional to 27,197.89, 40,767.64 and 11,398.97 is: 17,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,197.89 : 40,767.64 = 11,398.97 : x
  2. Step 2: Convert to fraction form
    27,197.89/40,767.64 = 11,398.97/x
  3. Step 3: Cross multiply
    27,197.89x = 40,767.64 × 11,398.97
  4. Step 4: Simplify right side
    27,197.89x = 464,709,105.33
  5. Step 5: Solve for x
    x = 464,709,105.33/27,197.89
  6. Step 6: Final answer
    x = 17,086.22

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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.