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Finding the Fourth Proportional to 12,060.84, 18,089.84 and 3,296.46

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Solution

The fourth proportional to 12,060.84, 18,089.84 and 3,296.46 is: 4,944.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,060.84 : 18,089.84 = 3,296.46 : x
  2. Step 2: Convert to fraction form
    12,060.84/18,089.84 = 3,296.46/x
  3. Step 3: Cross multiply
    12,060.84x = 18,089.84 × 3,296.46
  4. Step 4: Simplify right side
    12,060.84x = 59,632,433.97
  5. Step 5: Solve for x
    x = 59,632,433.97/12,060.84
  6. Step 6: Final answer
    x = 4,944.30

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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.