Home / 22,579.83-33,836.94-12,668.60

Finding the Fourth Proportional to 22,579.83, 33,836.94 and 12,668.60

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Solution

The fourth proportional to 22,579.83, 33,836.94 and 12,668.60 is: 18,984.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,579.83 : 33,836.94 = 12,668.60 : x
  2. Step 2: Convert to fraction form
    22,579.83/33,836.94 = 12,668.60/x
  3. Step 3: Cross multiply
    22,579.83x = 33,836.94 × 12,668.60
  4. Step 4: Simplify right side
    22,579.83x = 428,666,742.68
  5. Step 5: Solve for x
    x = 428,666,742.68/22,579.83
  6. Step 6: Final answer
    x = 18,984.50

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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.