Home / 12,065.56-18,098.22-3,300.46

Finding the Fourth Proportional to 12,065.56, 18,098.22 and 3,300.46

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Solution

The fourth proportional to 12,065.56, 18,098.22 and 3,300.46 is: 4,950.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.56 : 18,098.22 = 3,300.46 : x
  2. Step 2: Convert to fraction form
    12,065.56/18,098.22 = 3,300.46/x
  3. Step 3: Cross multiply
    12,065.56x = 18,098.22 × 3,300.46
  4. Step 4: Simplify right side
    12,065.56x = 59,732,451.18
  5. Step 5: Solve for x
    x = 59,732,451.18/12,065.56
  6. Step 6: Final answer
    x = 4,950.66

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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.