Home / 22,412.77-33,624.42-12,558.85

Finding the Fourth Proportional to 22,412.77, 33,624.42 and 12,558.85

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Solution

The fourth proportional to 22,412.77, 33,624.42 and 12,558.85 is: 18,841.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,412.77 : 33,624.42 = 12,558.85 : x
  2. Step 2: Convert to fraction form
    22,412.77/33,624.42 = 12,558.85/x
  3. Step 3: Cross multiply
    22,412.77x = 33,624.42 × 12,558.85
  4. Step 4: Simplify right side
    22,412.77x = 422,283,915.96
  5. Step 5: Solve for x
    x = 422,283,915.96/22,412.77
  6. Step 6: Final answer
    x = 18,841.22

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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.