Home / 27,628.77-38,132.69-16,297.59

Finding the Fourth Proportional to 27,628.77, 38,132.69 and 16,297.59

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Solution

The fourth proportional to 27,628.77, 38,132.69 and 16,297.59 is: 22,493.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,628.77 : 38,132.69 = 16,297.59 : x
  2. Step 2: Convert to fraction form
    27,628.77/38,132.69 = 16,297.59/x
  3. Step 3: Cross multiply
    27,628.77x = 38,132.69 × 16,297.59
  4. Step 4: Simplify right side
    27,628.77x = 621,470,865.73
  5. Step 5: Solve for x
    x = 621,470,865.73/27,628.77
  6. Step 6: Final answer
    x = 22,493.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.