Home / 12,065.73-18,098.61-3,300.72

Finding the Fourth Proportional to 12,065.73, 18,098.61 and 3,300.72

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Solution

The fourth proportional to 12,065.73, 18,098.61 and 3,300.72 is: 4,951.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.73 : 18,098.61 = 3,300.72 : x
  2. Step 2: Convert to fraction form
    12,065.73/18,098.61 = 3,300.72/x
  3. Step 3: Cross multiply
    12,065.73x = 18,098.61 × 3,300.72
  4. Step 4: Simplify right side
    12,065.73x = 59,738,444.00
  5. Step 5: Solve for x
    x = 59,738,444.00/12,065.73
  6. Step 6: Final answer
    x = 4,951.08

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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.