Home / 12,043.97-18,068.60-3,610.13

Finding the Fourth Proportional to 12,043.97, 18,068.60 and 3,610.13

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Solution

The fourth proportional to 12,043.97, 18,068.60 and 3,610.13 is: 5,415.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043.97 : 18,068.60 = 3,610.13 : x
  2. Step 2: Convert to fraction form
    12,043.97/18,068.60 = 3,610.13/x
  3. Step 3: Cross multiply
    12,043.97x = 18,068.60 × 3,610.13
  4. Step 4: Simplify right side
    12,043.97x = 65,230,049.11
  5. Step 5: Solve for x
    x = 65,230,049.11/12,043.97
  6. Step 6: Final answer
    x = 5,415.99

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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.