Home / 22,412.89-33,624.60-12,558.97

Finding the Fourth Proportional to 22,412.89, 33,624.60 and 12,558.97

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Solution

The fourth proportional to 22,412.89, 33,624.60 and 12,558.97 is: 18,841.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,412.89 : 33,624.60 = 12,558.97 : x
  2. Step 2: Convert to fraction form
    22,412.89/33,624.60 = 12,558.97/x
  3. Step 3: Cross multiply
    22,412.89x = 33,624.60 × 12,558.97
  4. Step 4: Simplify right side
    22,412.89x = 422,290,473.82
  5. Step 5: Solve for x
    x = 422,290,473.82/22,412.89
  6. Step 6: Final answer
    x = 18,841.41

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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.