Home / 31,808.37-43,856.97-27,493.68

Finding the Fourth Proportional to 31,808.37, 43,856.97 and 27,493.68

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Solution

The fourth proportional to 31,808.37, 43,856.97 and 27,493.68 is: 37,907.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,808.37 : 43,856.97 = 27,493.68 : x
  2. Step 2: Convert to fraction form
    31,808.37/43,856.97 = 27,493.68/x
  3. Step 3: Cross multiply
    31,808.37x = 43,856.97 × 27,493.68
  4. Step 4: Simplify right side
    31,808.37x = 1,205,789,498.95
  5. Step 5: Solve for x
    x = 1,205,789,498.95/31,808.37
  6. Step 6: Final answer
    x = 37,907.93

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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.