Home / 12,039.12-18,058.56-3,273.90

Finding the Fourth Proportional to 12,039.12, 18,058.56 and 3,273.90

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Solution

The fourth proportional to 12,039.12, 18,058.56 and 3,273.90 is: 4,910.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,039.12 : 18,058.56 = 3,273.90 : x
  2. Step 2: Convert to fraction form
    12,039.12/18,058.56 = 3,273.90/x
  3. Step 3: Cross multiply
    12,039.12x = 18,058.56 × 3,273.90
  4. Step 4: Simplify right side
    12,039.12x = 59,121,919.58
  5. Step 5: Solve for x
    x = 59,121,919.58/12,039.12
  6. Step 6: Final answer
    x = 4,910.82

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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.