Home / 12,044.90-18,066.98-3,279.54

Finding the Fourth Proportional to 12,044.90, 18,066.98 and 3,279.54

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Solution

The fourth proportional to 12,044.90, 18,066.98 and 3,279.54 is: 4,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.90 : 18,066.98 = 3,279.54 : x
  2. Step 2: Convert to fraction form
    12,044.90/18,066.98 = 3,279.54/x
  3. Step 3: Cross multiply
    12,044.90x = 18,066.98 × 3,279.54
  4. Step 4: Simplify right side
    12,044.90x = 59,251,383.59
  5. Step 5: Solve for x
    x = 59,251,383.59/12,044.90
  6. Step 6: Final answer
    x = 4,919.21

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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.