Home / 12,006.66-18,010.67-3,242.27

Finding the Fourth Proportional to 12,006.66, 18,010.67 and 3,242.27

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Solution

The fourth proportional to 12,006.66, 18,010.67 and 3,242.27 is: 4,863.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006.66 : 18,010.67 = 3,242.27 : x
  2. Step 2: Convert to fraction form
    12,006.66/18,010.67 = 3,242.27/x
  3. Step 3: Cross multiply
    12,006.66x = 18,010.67 × 3,242.27
  4. Step 4: Simplify right side
    12,006.66x = 58,395,348.76
  5. Step 5: Solve for x
    x = 58,395,348.76/12,006.66
  6. Step 6: Final answer
    x = 4,863.58

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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.