Home / 12,026.25-18,039.33-3,261.15

Finding the Fourth Proportional to 12,026.25, 18,039.33 and 3,261.15

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Solution

The fourth proportional to 12,026.25, 18,039.33 and 3,261.15 is: 4,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.25 : 18,039.33 = 3,261.15 : x
  2. Step 2: Convert to fraction form
    12,026.25/18,039.33 = 3,261.15/x
  3. Step 3: Cross multiply
    12,026.25x = 18,039.33 × 3,261.15
  4. Step 4: Simplify right side
    12,026.25x = 58,828,961.03
  5. Step 5: Solve for x
    x = 58,828,961.03/12,026.25
  6. Step 6: Final answer
    x = 4,891.71

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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.