Home / 12,208.77-18,306.68-5,969.88

Finding the Fourth Proportional to 12,208.77, 18,306.68 and 5,969.88

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Solution

The fourth proportional to 12,208.77, 18,306.68 and 5,969.88 is: 8,951.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208.77 : 18,306.68 = 5,969.88 : x
  2. Step 2: Convert to fraction form
    12,208.77/18,306.68 = 5,969.88/x
  3. Step 3: Cross multiply
    12,208.77x = 18,306.68 × 5,969.88
  4. Step 4: Simplify right side
    12,208.77x = 109,288,652.95
  5. Step 5: Solve for x
    x = 109,288,652.95/12,208.77
  6. Step 6: Final answer
    x = 8,951.65

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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.