Home / 36,712.35-55,067.76-11,752.47

Finding the Fourth Proportional to 36,712.35, 55,067.76 and 11,752.47

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Solution

The fourth proportional to 36,712.35, 55,067.76 and 11,752.47 is: 17,628.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,712.35 : 55,067.76 = 11,752.47 : x
  2. Step 2: Convert to fraction form
    36,712.35/55,067.76 = 11,752.47/x
  3. Step 3: Cross multiply
    36,712.35x = 55,067.76 × 11,752.47
  4. Step 4: Simplify right side
    36,712.35x = 647,182,197.37
  5. Step 5: Solve for x
    x = 647,182,197.37/36,712.35
  6. Step 6: Final answer
    x = 17,628.46

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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.