Home / 27,182.88-40,791.60-11,600.64

Finding the Fourth Proportional to 27,182.88, 40,791.60 and 11,600.64

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Solution

The fourth proportional to 27,182.88, 40,791.60 and 11,600.64 is: 17,408.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,182.88 : 40,791.60 = 11,600.64 : x
  2. Step 2: Convert to fraction form
    27,182.88/40,791.60 = 11,600.64/x
  3. Step 3: Cross multiply
    27,182.88x = 40,791.60 × 11,600.64
  4. Step 4: Simplify right side
    27,182.88x = 473,208,666.62
  5. Step 5: Solve for x
    x = 473,208,666.62/27,182.88
  6. Step 6: Final answer
    x = 17,408.33

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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.