Home / 12,044.84-18,065.44-3,280.44

Finding the Fourth Proportional to 12,044.84, 18,065.44 and 3,280.44

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Solution

The fourth proportional to 12,044.84, 18,065.44 and 3,280.44 is: 4,920.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.84 : 18,065.44 = 3,280.44 : x
  2. Step 2: Convert to fraction form
    12,044.84/18,065.44 = 3,280.44/x
  3. Step 3: Cross multiply
    12,044.84x = 18,065.44 × 3,280.44
  4. Step 4: Simplify right side
    12,044.84x = 59,262,591.99
  5. Step 5: Solve for x
    x = 59,262,591.99/12,044.84
  6. Step 6: Final answer
    x = 4,920.16

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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.